WEBVTT
Kind: captions
Language: en

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fishing<00:00:12.559><c> is</c><00:00:12.719><c> the</c><00:00:12.799><c> world's</c><00:00:13.120><c> most</c><00:00:13.360><c> popular</c>

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fishing is the world's most popular
 

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fishing is the world's most popular
participatory<00:00:14.920><c> sport</c><00:00:16.000><c> millions</c><00:00:16.560><c> enjoy</c>

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participatory sport millions enjoy
 

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participatory sport millions enjoy
relaxing<00:00:17.600><c> in</c><00:00:17.680><c> this</c><00:00:17.920><c> way</c>

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relaxing in this way
 

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relaxing in this way
but<00:00:19.920><c> for</c><00:00:20.080><c> others</c><00:00:20.400><c> it's</c><00:00:20.640><c> a</c><00:00:20.800><c> livelihood</c>

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but for others it's a livelihood
 

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but for others it's a livelihood
fish<00:00:23.039><c> is</c><00:00:23.199><c> a</c><00:00:23.279><c> healthy</c><00:00:23.680><c> food</c><00:00:24.320><c> and</c><00:00:24.560><c> demand</c><00:00:24.960><c> is</c>

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fish is a healthy food and demand is
 

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fish is a healthy food and demand is
rising

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rising
 

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rising
yet<00:00:27.199><c> as</c><00:00:27.279><c> a</c><00:00:27.359><c> result</c><00:00:27.760><c> the</c><00:00:27.920><c> world's</c><00:00:28.240><c> fish</c><00:00:28.480><c> stocks</c>

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yet as a result the world's fish stocks
 

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yet as a result the world's fish stocks
are<00:00:29.359><c> under</c><00:00:29.679><c> pressure</c><00:00:30.080><c> and</c><00:00:30.240><c> declining</c>

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are under pressure and declining
 

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are under pressure and declining
one<00:00:32.399><c> area</c><00:00:32.800><c> of</c><00:00:32.880><c> particular</c><00:00:33.440><c> concern</c><00:00:34.239><c> is</c>

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one area of particular concern is
 

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one area of particular concern is
fisheries<00:00:34.960><c> policy</c><00:00:35.440><c> in</c><00:00:35.520><c> the</c><00:00:35.680><c> eu</c>

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fisheries policy in the eu
 

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fisheries policy in the eu
for<00:00:37.120><c> example</c><00:00:37.600><c> here</c><00:00:37.840><c> in</c><00:00:38.000><c> greece</c><00:00:38.640><c> fish</c><00:00:38.879><c> stocks</c>

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for example here in greece fish stocks
 

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for example here in greece fish stocks
have<00:00:39.280><c> been</c><00:00:39.440><c> declining</c><00:00:40.079><c> for</c><00:00:40.320><c> years</c><00:00:40.879><c> there's</c>

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have been declining for years there's
 

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have been declining for years there's
been<00:00:41.360><c> a</c><00:00:41.440><c> serious</c><00:00:41.920><c> problem</c><00:00:42.320><c> of</c><00:00:42.480><c> overfishing</c>

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been a serious problem of overfishing
 

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been a serious problem of overfishing
and<00:00:43.840><c> greek</c><00:00:44.079><c> fishermen</c><00:00:44.559><c> have</c><00:00:44.640><c> had</c><00:00:44.800><c> to</c><00:00:44.960><c> go</c>

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and greek fishermen have had to go
 

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and greek fishermen have had to go
further<00:00:45.760><c> out</c><00:00:46.079><c> and</c><00:00:46.160><c> look</c><00:00:46.399><c> for</c><00:00:46.559><c> more</c><00:00:46.879><c> and</c><00:00:46.960><c> more</c>

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further out and look for more and more
 

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further out and look for more and more
marginal<00:00:47.840><c> stocks</c>

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marginal stocks
 

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marginal stocks
in<00:00:50.160><c> one</c><00:00:50.480><c> place</c><00:00:51.120><c> the</c><00:00:51.280><c> fish</c><00:00:51.600><c> levels</c>

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in one place the fish levels
 

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in one place the fish levels
have<00:00:52.800><c> remained</c><00:00:53.199><c> pretty</c><00:00:53.600><c> healthy</c><00:00:54.160><c> at</c><00:00:54.239><c> least</c>

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have remained pretty healthy at least
 

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have remained pretty healthy at least
until<00:00:54.800><c> recently</c>

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until recently
 

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until recently
and<00:00:56.399><c> that's</c><00:00:56.640><c> iceland</c>

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and that's iceland
 

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and that's iceland
this<00:00:58.800><c> fish</c><00:00:59.199><c> fishing</c><00:00:59.520><c> grounds</c><00:00:59.840><c> around</c><00:01:00.160><c> iceland</c>

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this fish fishing grounds around iceland
 

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this fish fishing grounds around iceland
are<00:01:01.520><c> the</c>

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are the
 

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are the
best

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best
 

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best
fishing<00:01:04.400><c> grounds</c><00:01:04.799><c> you</c><00:01:04.960><c> can</c><00:01:05.199><c> get</c>

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fishing grounds you can get
 

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fishing grounds you can get
it<00:01:06.640><c> gives</c><00:01:06.880><c> you</c><00:01:06.960><c> 2</c><00:01:07.200><c> million</c><00:01:07.680><c> tonnes</c><00:01:08.320><c> per</c><00:01:08.640><c> year</c>

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it gives you 2 million tonnes per year
 

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it gives you 2 million tonnes per year
if<00:01:09.760><c> you</c><00:01:09.920><c> console</c><00:01:10.400><c> it</c><00:01:10.640><c> 2</c><00:01:10.799><c> million</c><00:01:11.280><c> every</c><00:01:11.680><c> every</c>

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if you console it 2 million every every
 

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if you console it 2 million every every
year<00:01:12.479><c> next</c><00:01:12.960><c> 100</c><00:01:13.520><c> years</c>

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year next 100 years
 

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year next 100 years
this<00:01:15.680><c> has</c><00:01:15.759><c> been</c><00:01:16.000><c> a</c><00:01:16.080><c> troubled</c><00:01:16.479><c> economy</c><00:01:16.960><c> in</c>

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this has been a troubled economy in
 

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this has been a troubled economy in
recent<00:01:17.520><c> years</c><00:01:18.159><c> its</c><00:01:18.400><c> banking</c><00:01:18.880><c> collapse</c>

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recent years its banking collapse
 

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recent years its banking collapse
devastating<00:01:20.159><c> incomes</c>

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devastating incomes
 

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devastating incomes
and<00:01:22.159><c> so</c><00:01:22.400><c> an</c><00:01:22.560><c> island</c><00:01:22.880><c> once</c><00:01:23.280><c> fairly</c><00:01:23.600><c> dependent</c>

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and so an island once fairly dependent
 

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and so an island once fairly dependent
on<00:01:24.400><c> fish</c><00:01:25.119><c> relies</c><00:01:25.600><c> even</c><00:01:25.920><c> more</c><00:01:26.159><c> heavily</c><00:01:26.560><c> on</c><00:01:26.720><c> it</c>

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on fish relies even more heavily on it
 

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on fish relies even more heavily on it
now

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now
 

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now
a<00:01:28.880><c> careful</c><00:01:29.360><c> policy</c><00:01:30.079><c> that</c><00:01:30.320><c> manages</c><00:01:30.799><c> to</c><00:01:30.960><c> harvest</c>

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a careful policy that manages to harvest
 

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a careful policy that manages to harvest
the<00:01:31.600><c> sea</c><00:01:31.840><c> efficiently</c><00:01:32.799><c> without</c><00:01:33.200><c> depleting</c>

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the sea efficiently without depleting
 

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the sea efficiently without depleting
the<00:01:33.920><c> investment</c><00:01:34.479><c> is</c><00:01:34.720><c> crucial</c>

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the investment is crucial
 

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the investment is crucial
but<00:01:36.560><c> there</c><00:01:36.720><c> is</c><00:01:36.880><c> some</c><00:01:37.119><c> concern</c><00:01:37.600><c> now</c><00:01:37.759><c> that</c>

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but there is some concern now that
 

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but there is some concern now that
iceland's<00:01:38.560><c> recent</c><00:01:38.960><c> desperate</c><00:01:39.439><c> need</c><00:01:39.680><c> for</c>

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iceland's recent desperate need for
 

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iceland's recent desperate need for
currency

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currency
 

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currency
is<00:01:41.200><c> leading</c><00:01:41.520><c> to</c><00:01:41.680><c> the</c><00:01:41.840><c> setting</c><00:01:42.159><c> of</c><00:01:42.320><c> fish</c><00:01:42.560><c> quotas</c>

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is leading to the setting of fish quotas
 

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is leading to the setting of fish quotas
at<00:01:43.600><c> a</c><00:01:43.759><c> too</c><00:01:44.000><c> higher</c><00:01:44.399><c> level</c>

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icelandic<00:01:48.560><c> fish</c><00:01:48.799><c> are</c><00:01:49.040><c> caught</c>

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icelandic fish are caught
 

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icelandic fish are caught
and<00:01:50.159><c> then</c><00:01:50.399><c> sold</c><00:01:50.640><c> to</c><00:01:50.799><c> local</c><00:01:51.200><c> farms</c>

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and then sold to local farms
 

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and then sold to local farms
who<00:01:52.479><c> prepare</c><00:01:52.880><c> the</c><00:01:53.040><c> fish</c><00:01:53.280><c> for</c><00:01:53.520><c> sale</c><00:01:54.159><c> in</c><00:01:54.399><c> many</c>

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who prepare the fish for sale in many
 

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who prepare the fish for sale in many
countries<00:01:55.439><c> including</c><00:01:55.840><c> the</c><00:01:56.000><c> uk</c>

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when<00:01:58.799><c> you</c><00:01:58.960><c> buy</c><00:01:59.200><c> a</c><00:01:59.360><c> cod</c><00:01:59.680><c> from</c><00:01:59.920><c> the</c><00:02:00.560><c> supermarket</c>

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when you buy a cod from the supermarket
 

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when you buy a cod from the supermarket
or<00:02:01.680><c> from</c><00:02:01.840><c> the</c><00:02:02.000><c> chip</c><00:02:02.320><c> shop</c>

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or from the chip shop
 

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or from the chip shop
it<00:02:03.840><c> may</c><00:02:04.000><c> well</c><00:02:04.320><c> come</c><00:02:04.479><c> from</c><00:02:04.640><c> iceland</c>

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it may well come from iceland
 

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it may well come from iceland
but<00:02:06.320><c> it's</c><00:02:06.479><c> not</c><00:02:06.840><c> cheap</c><00:02:07.840><c> depleted</c><00:02:08.399><c> fish</c><00:02:08.640><c> stocks</c>

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but it's not cheap depleted fish stocks
 

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but it's not cheap depleted fish stocks
are<00:02:09.119><c> leading</c><00:02:09.440><c> to</c><00:02:09.599><c> higher</c><00:02:09.920><c> prices</c>

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are leading to higher prices
 

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are leading to higher prices
but<00:02:12.000><c> at</c><00:02:12.080><c> least</c><00:02:12.319><c> competition</c><00:02:12.959><c> in</c><00:02:13.120><c> the</c><00:02:13.280><c> industry</c>

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but at least competition in the industry
 

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but at least competition in the industry
ensures<00:02:14.640><c> that</c><00:02:14.800><c> the</c><00:02:14.959><c> production</c><00:02:15.520><c> process</c><00:02:16.319><c> will</c>

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ensures that the production process will
 

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ensures that the production process will
be<00:02:16.720><c> highly</c><00:02:17.120><c> efficient</c>

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here<00:02:21.599><c> in</c><00:02:21.680><c> this</c><00:02:22.000><c> icelandic</c><00:02:22.640><c> fish</c><00:02:22.959><c> processing</c>

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here in this icelandic fish processing
 

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here in this icelandic fish processing
plant<00:02:24.319><c> many</c><00:02:24.640><c> different</c><00:02:24.959><c> kinds</c><00:02:25.360><c> of</c><00:02:25.520><c> fish</c><00:02:26.239><c> are</c>

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plant many different kinds of fish are
 

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plant many different kinds of fish are
being<00:02:26.800><c> boxed</c><00:02:27.200><c> and</c><00:02:27.440><c> sold</c><00:02:28.160><c> and</c><00:02:28.400><c> sold</c><00:02:28.640><c> to</c><00:02:28.879><c> a</c><00:02:29.040><c> wide</c>

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being boxed and sold and sold to a wide
 

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being boxed and sold and sold to a wide
variety<00:02:29.920><c> of</c><00:02:30.080><c> countries</c><00:02:30.640><c> including</c><00:02:31.200><c> spain</c><00:02:31.760><c> and</c>

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variety of countries including spain and
 

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variety of countries including spain and
the<00:02:32.000><c> uk</c>

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those<00:02:34.800><c> that</c><00:02:35.040><c> are</c><00:02:35.120><c> destined</c><00:02:35.519><c> to</c><00:02:35.599><c> go</c><00:02:35.760><c> to</c><00:02:35.920><c> the</c><00:02:36.080><c> uk</c>

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those that are destined to go to the uk
 

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those that are destined to go to the uk
many<00:02:37.360><c> will</c><00:02:37.599><c> finish</c><00:02:37.920><c> up</c><00:02:38.080><c> in</c><00:02:38.160><c> the</c><00:02:38.239><c> supermarket</c>

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many will finish up in the supermarket
 

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many will finish up in the supermarket
others<00:02:40.239><c> in</c><00:02:40.319><c> the</c><00:02:40.400><c> fish</c><00:02:40.640><c> and</c><00:02:40.800><c> chip</c><00:02:41.040><c> shop</c>

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others in the fish and chip shop
 

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others in the fish and chip shop
typically<00:02:43.599><c> a</c><00:02:43.680><c> box</c><00:02:44.080><c> weighs</c><00:02:44.400><c> around</c><00:02:44.800><c> 5</c>

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typically a box weighs around 5
 

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typically a box weighs around 5
kilograms

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kilograms
 

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kilograms
the<00:02:47.200><c> processor</c><00:02:47.760><c> can</c><00:02:47.920><c> get</c><00:02:48.160><c> each</c><00:02:48.400><c> box</c><00:02:48.720><c> very</c>

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the processor can get each box very
 

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the processor can get each box very
close<00:02:49.360><c> to</c><00:02:49.519><c> this</c><00:02:49.760><c> weight</c><00:02:50.319><c> the</c><00:02:50.480><c> company</c><00:02:50.879><c> uses</c>

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close to this weight the company uses
 

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close to this weight the company uses
automatic<00:02:52.000><c> weighing</c><00:02:52.480><c> systems</c><00:02:53.040><c> that</c><00:02:53.280><c> separate</c>

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automatic weighing systems that separate
 

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automatic weighing systems that separate
the<00:02:53.920><c> fish</c><00:02:54.239><c> and</c><00:02:54.400><c> weigh</c><00:02:54.720><c> each</c><00:02:55.040><c> item</c>

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the fish and weigh each item
 

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the fish and weigh each item
individually

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individually
 

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individually
these<00:02:57.680><c> are</c><00:02:57.840><c> then</c><00:02:58.159><c> channeled</c><00:02:58.480><c> to</c><00:02:58.640><c> different</c>

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these are then channeled to different
 

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these are then channeled to different
packages<00:02:59.920><c> to</c><00:03:00.080><c> ensure</c><00:03:00.560><c> accurate</c><00:03:01.040><c> weights</c><00:03:01.360><c> in</c>

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packages to ensure accurate weights in
 

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packages to ensure accurate weights in
each<00:03:01.760><c> pack</c>

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each pack
 

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each pack
and<00:03:02.879><c> that's</c><00:03:03.120><c> why</c><00:03:03.360><c> the</c><00:03:03.519><c> variations</c><00:03:04.319><c> can</c><00:03:04.480><c> be</c>

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and that's why the variations can be
 

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and that's why the variations can be
kept<00:03:05.519><c> to</c><00:03:05.680><c> a</c><00:03:05.840><c> small</c><00:03:06.239><c> amount</c>

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it<00:03:13.440><c> can't</c><00:03:13.680><c> be</c><00:03:13.920><c> possible</c><00:03:14.319><c> that</c><00:03:14.640><c> every</c><00:03:15.200><c> single</c>

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it can't be possible that every single
 

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it can't be possible that every single
box<00:03:16.400><c> is</c><00:03:16.640><c> exactly</c><00:03:17.280><c> the</c><00:03:17.440><c> same</c><00:03:17.760><c> weight</c>

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box is exactly the same weight
 

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box is exactly the same weight
but<00:03:18.959><c> the</c><00:03:19.120><c> processor</c><00:03:19.680><c> needs</c><00:03:19.920><c> to</c><00:03:20.000><c> be</c><00:03:20.239><c> sure</c><00:03:20.480><c> that</c>

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but the processor needs to be sure that
 

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but the processor needs to be sure that
it's<00:03:20.879><c> pretty</c><00:03:21.280><c> close</c><00:03:21.840><c> otherwise</c><00:03:22.319><c> his</c>

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it's pretty close otherwise his
 

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it's pretty close otherwise his
customers<00:03:23.040><c> are</c><00:03:23.120><c> going</c><00:03:23.280><c> to</c><00:03:23.360><c> start</c><00:03:23.599><c> complaining</c>

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now<00:03:26.640><c> can</c><00:03:26.879><c> we</c><00:03:27.120><c> be</c><00:03:27.440><c> sure</c>

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now can we be sure
 

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now can we be sure
that<00:03:28.720><c> the</c><00:03:28.959><c> great</c><00:03:29.280><c> majority</c><00:03:30.000><c> of</c><00:03:30.159><c> these</c><00:03:30.480><c> boxes</c>

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that the great majority of these boxes
 

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that the great majority of these boxes
is<00:03:31.360><c> within</c><00:03:31.760><c> some</c><00:03:32.159><c> acceptable</c><00:03:32.799><c> range</c><00:03:33.120><c> of</c>

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is within some acceptable range of
 

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is within some acceptable range of
tolerance

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tolerance
 

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tolerance
well<00:03:34.799><c> we</c><00:03:35.040><c> can</c>

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well we can
 

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well we can
provided<00:03:36.640><c> we</c><00:03:36.799><c> understand</c><00:03:37.680><c> chebyshev's</c>

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provided we understand chebyshev's
 

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provided we understand chebyshev's
theorem

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theorem
 

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theorem
so<00:03:40.400><c> chebyshev's</c><00:03:41.120><c> theorem</c><00:03:41.519><c> says</c><00:03:41.680><c> that</c><00:03:41.920><c> for</c><00:03:42.080><c> any</c>

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so chebyshev's theorem says that for any
 

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so chebyshev's theorem says that for any
data<00:03:42.640><c> set</c><00:03:42.959><c> and</c><00:03:43.120><c> for</c><00:03:43.360><c> any</c><00:03:43.599><c> constant</c><00:03:44.239><c> k</c>

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data set and for any constant k
 

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data set and for any constant k
if<00:03:45.519><c> that</c><00:03:45.760><c> number</c><00:03:46.080><c> is</c><00:03:46.239><c> greater</c><00:03:46.560><c> than</c><00:03:46.720><c> one</c>

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if that number is greater than one
 

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if that number is greater than one
at<00:03:47.760><c> least</c><00:03:48.319><c> one</c><00:03:48.640><c> minus</c>

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at least one minus
 

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at least one minus
one<00:03:50.000><c> over</c><00:03:50.239><c> k</c><00:03:50.560><c> squared</c><00:03:50.959><c> of</c><00:03:51.040><c> the</c><00:03:51.200><c> data</c><00:03:52.080><c> will</c><00:03:52.319><c> lie</c>

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one over k squared of the data will lie
 

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one over k squared of the data will lie
within<00:03:53.040><c> k</c><00:03:53.439><c> standard</c><00:03:53.920><c> deviations</c><00:03:55.120><c> either</c><00:03:55.519><c> side</c>

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within k standard deviations either side
 

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within k standard deviations either side
of<00:03:55.840><c> the</c><00:03:56.000><c> mean</c>

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of the mean
 

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of the mean
so<00:03:58.080><c> if</c><00:03:58.159><c> we</c><00:03:58.239><c> want</c><00:03:58.400><c> to</c><00:03:58.560><c> know</c><00:03:58.720><c> the</c><00:03:58.799><c> percentage</c><00:03:59.360><c> of</c>

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so if we want to know the percentage of
 

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so if we want to know the percentage of
boxes<00:03:59.920><c> lying</c><00:04:00.239><c> within</c><00:04:00.560><c> a</c><00:04:00.640><c> range</c><00:04:00.959><c> of</c><00:04:01.120><c> two</c>

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boxes lying within a range of two
 

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boxes lying within a range of two
standard<00:04:01.760><c> deviations</c><00:04:02.799><c> either</c><00:04:03.280><c> side</c><00:04:03.519><c> of</c><00:04:03.680><c> the</c>

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standard deviations either side of the
 

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standard deviations either side of the
mean

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mean
 

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mean
we<00:04:04.879><c> let</c><00:04:05.120><c> k</c><00:04:05.439><c> equal</c><00:04:05.840><c> two</c>

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we let k equal two
 

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we let k equal two
and<00:04:07.120><c> we</c><00:04:07.280><c> get</c>

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and we get
 

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and we get
one<00:04:09.200><c> minus</c>

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one minus
 

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one minus
one<00:04:10.959><c> over</c><00:04:11.439><c> two</c><00:04:11.680><c> squared</c>

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one over two squared
 

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one over two squared
which<00:04:13.680><c> equals</c>

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which equals
 

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which equals
one

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one
 

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one
minus<00:04:16.320><c> one</c><00:04:16.560><c> over</c><00:04:16.799><c> four</c>

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minus one over four
 

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minus one over four
which<00:04:18.320><c> equals</c><00:04:18.639><c> three</c><00:04:18.880><c> quarters</c>

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which equals three quarters
 

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which equals three quarters
equals<00:04:20.959><c> seventy</c><00:04:21.280><c> five</c><00:04:21.519><c> percent</c>

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equals seventy five percent
 

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equals seventy five percent
so<00:04:22.800><c> we</c><00:04:22.880><c> know</c><00:04:23.040><c> that</c><00:04:23.199><c> at</c><00:04:23.360><c> least</c><00:04:23.600><c> seventy</c><00:04:24.000><c> five</c>

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so we know that at least seventy five
 

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so we know that at least seventy five
percent

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percent
 

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percent
of<00:04:25.919><c> the</c><00:04:26.160><c> values</c>

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of the values
 

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of the values
in<00:04:27.520><c> our</c><00:04:27.680><c> case</c><00:04:28.160><c> the</c><00:04:28.320><c> weights</c><00:04:28.639><c> of</c><00:04:28.720><c> the</c><00:04:28.880><c> fish</c>

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in our case the weights of the fish
 

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in our case the weights of the fish
boxes<00:04:29.840><c> lie</c><00:04:30.560><c> between</c><00:04:31.040><c> the</c><00:04:31.280><c> mean</c>

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boxes lie between the mean
 

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boxes lie between the mean
and<00:04:32.320><c> minus</c><00:04:32.880><c> two</c><00:04:33.120><c> standard</c><00:04:33.520><c> deviations</c>

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and minus two standard deviations
 

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and minus two standard deviations
and<00:04:35.199><c> the</c><00:04:35.440><c> mean</c><00:04:36.000><c> plus</c><00:04:36.320><c> two</c><00:04:36.560><c> standard</c>

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and the mean plus two standard
 

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and the mean plus two standard
deviations

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deviations
 

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deviations
if<00:04:39.440><c> we</c><00:04:39.520><c> let</c><00:04:39.759><c> k</c><00:04:40.080><c> equal</c><00:04:40.400><c> to</c><00:04:40.720><c> three</c><00:04:41.120><c> we</c><00:04:41.280><c> want</c><00:04:41.440><c> to</c>

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if we let k equal to three we want to
 

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if we let k equal to three we want to
know<00:04:41.759><c> the</c><00:04:42.000><c> minimum</c><00:04:42.720><c> percentage</c><00:04:43.360><c> of</c><00:04:43.520><c> boxes</c>

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know the minimum percentage of boxes
 

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know the minimum percentage of boxes
sure<00:04:44.320><c> to</c><00:04:44.479><c> fall</c><00:04:44.800><c> within</c><00:04:45.120><c> a</c><00:04:45.520><c> range</c><00:04:45.919><c> of</c><00:04:46.080><c> three</c>

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sure to fall within a range of three
 

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sure to fall within a range of three
standard<00:04:46.800><c> deviations</c><00:04:47.520><c> either</c><00:04:47.840><c> side</c><00:04:48.080><c> of</c><00:04:48.160><c> the</c>

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standard deviations either side of the
 

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standard deviations either side of the
mean

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mean
 

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mean
we<00:04:49.440><c> have</c><00:04:50.000><c> one</c><00:04:50.720><c> minus</c><00:04:51.360><c> one</c><00:04:51.600><c> over</c><00:04:51.840><c> three</c><00:04:52.160><c> squared</c>

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we have one minus one over three squared
 

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we have one minus one over three squared
equals

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equals
 

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equals
one<00:04:54.639><c> minus</c><00:04:55.120><c> 1</c><00:04:55.440><c> 9</c>

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one minus 1 9
 

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one minus 1 9
or<00:04:57.040><c> 8</c><00:04:57.280><c> 9</c>

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or 8 9
 

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or 8 9
which<00:04:58.639><c> equals</c>

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which equals
 

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which equals
88.9<00:05:00.800><c> percent</c>

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88.9 percent
 

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88.9 percent
88.9<00:05:03.759><c> of</c><00:05:03.840><c> the</c><00:05:04.000><c> boxes</c><00:05:04.880><c> will</c><00:05:05.120><c> fall</c><00:05:05.360><c> within</c><00:05:05.680><c> that</c>

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range<00:05:09.919><c> after</c><00:05:10.240><c> this</c><00:05:10.479><c> understanding</c><00:05:11.360><c> we</c><00:05:11.520><c> can</c>

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range after this understanding we can
 

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range after this understanding we can
choose<00:05:12.160><c> an</c><00:05:12.320><c> acceptable</c><00:05:13.280><c> toleration</c><00:05:14.240><c> of</c>

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choose an acceptable toleration of
 

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choose an acceptable toleration of
weight<00:05:14.720><c> variants</c>

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weight variants
 

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weight variants
and<00:05:16.400><c> if</c><00:05:16.560><c> we</c><00:05:16.720><c> know</c><00:05:16.880><c> the</c><00:05:17.039><c> standard</c><00:05:17.440><c> deviation</c><00:05:18.080><c> of</c>

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and if we know the standard deviation of
 

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and if we know the standard deviation of
the<00:05:18.320><c> boxes</c><00:05:18.880><c> and</c><00:05:19.039><c> the</c><00:05:19.360><c> mean</c>

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the boxes and the mean
 

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the boxes and the mean
we<00:05:20.639><c> can</c><00:05:20.880><c> work</c><00:05:21.280><c> out</c><00:05:21.520><c> the</c><00:05:21.759><c> proportion</c><00:05:22.479><c> of</c><00:05:22.639><c> boxes</c>

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we can work out the proportion of boxes
 

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we can work out the proportion of boxes
that<00:05:23.680><c> will</c><00:05:24.000><c> fall</c><00:05:24.320><c> within</c><00:05:24.639><c> that</c><00:05:24.960><c> acceptable</c>

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that will fall within that acceptable
 

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that will fall within that acceptable
range

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range
 

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range
so<00:05:28.160><c> here's</c><00:05:28.400><c> our</c><00:05:28.560><c> problem</c><00:05:29.199><c> the</c><00:05:29.440><c> 5</c><00:05:29.759><c> kilogram</c>

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so here's our problem the 5 kilogram
 

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so here's our problem the 5 kilogram
boxes<00:05:30.800><c> have</c><00:05:30.960><c> a</c><00:05:31.120><c> 5</c><00:05:31.520><c> kilogram</c><00:05:32.560><c> mean</c><00:05:32.960><c> weight</c>

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boxes have a 5 kilogram mean weight
 

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boxes have a 5 kilogram mean weight
but<00:05:34.960><c> with</c><00:05:35.280><c> a</c>

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but with a
 

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but with a
0.01

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0.01
 

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0.01
standard<00:05:38.240><c> deviation</c>

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standard deviation
 

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standard deviation
so<00:05:40.880><c> at</c><00:05:40.960><c> least</c><00:05:41.360><c> what</c><00:05:41.680><c> percentage</c><00:05:42.320><c> of</c><00:05:42.400><c> the</c><00:05:42.560><c> boxes</c>

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so at least what percentage of the boxes
 

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so at least what percentage of the boxes
must<00:05:43.759><c> have</c><00:05:43.919><c> been</c><00:05:44.240><c> between</c>

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must have been between
 

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must have been between
4.95<00:05:47.039><c> and</c><00:05:47.479><c> 5.05</c><00:05:48.560><c> kilograms</c><00:05:49.199><c> of</c><00:05:49.360><c> fish</c><00:05:49.919><c> the</c>

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4.95 and 5.05 kilograms of fish the
 

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4.95 and 5.05 kilograms of fish the
accepted<00:05:51.280><c> and</c><00:05:51.520><c> acceptable</c><00:05:52.240><c> variation</c>

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accepted and acceptable variation
 

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accepted and acceptable variation
we<00:05:53.919><c> can</c><00:05:54.080><c> use</c><00:05:54.400><c> our</c><00:05:54.560><c> formula</c><00:05:55.280><c> if</c><00:05:55.440><c> we</c><00:05:55.759><c> first</c><00:05:56.240><c> work</c>

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we can use our formula if we first work
 

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we can use our formula if we first work
out<00:05:57.280><c> what</c><00:05:57.680><c> k</c><00:05:58.080><c> standard</c><00:05:58.560><c> deviations</c><00:05:59.600><c> are</c><00:06:00.000><c> in</c>

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out what k standard deviations are in
 

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out what k standard deviations are in
this<00:06:00.400><c> particular</c><00:06:01.039><c> case</c>

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this particular case
 

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this particular case
now<00:06:03.280><c> the</c><00:06:03.520><c> weight</c><00:06:03.840><c> in</c><00:06:04.240><c> kilograms</c><00:06:05.440><c> away</c><00:06:05.840><c> from</c>

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now the weight in kilograms away from
 

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now the weight in kilograms away from
the<00:06:06.240><c> mean</c><00:06:06.560><c> that's</c><00:06:06.880><c> acceptable</c><00:06:07.919><c> is</c>

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the mean that's acceptable is
 

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the mean that's acceptable is
5.05<00:06:10.479><c> minus</c><00:06:11.039><c> 5</c>

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5.05 minus 5
 

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5.05 minus 5
or

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or
 

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or
5<00:06:13.919><c> minus</c><00:06:14.400><c> 4.95</c>

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5 minus 4.95
 

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5 minus 4.95
which<00:06:16.720><c> equals</c>

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which equals
 

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which equals
0.05

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we<00:06:21.039><c> know</c><00:06:21.199><c> that</c><00:06:21.360><c> the</c><00:06:21.440><c> standard</c><00:06:21.840><c> deviation</c><00:06:22.560><c> is</c>

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we know that the standard deviation is
 

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we know that the standard deviation is
0.01

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0.01
 

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0.01
so<00:06:25.199><c> dividing</c>

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so dividing
 

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so dividing
0.05<00:06:27.840><c> by</c><00:06:28.520><c> 0.01</c>

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0.05 by 0.01
 

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0.05 by 0.01
tells<00:06:30.639><c> us</c><00:06:30.800><c> that</c><00:06:31.039><c> in</c><00:06:31.199><c> our</c><00:06:31.440><c> case</c><00:06:32.240><c> k</c><00:06:33.039><c> equals</c><00:06:34.080><c> 5</c>

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tells us that in our case k equals 5
 

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tells us that in our case k equals 5
standard<00:06:35.440><c> deviations</c><00:06:36.240><c> from</c><00:06:36.479><c> the</c><00:06:36.639><c> mean</c>

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so<00:06:39.520><c> now</c><00:06:39.759><c> using</c><00:06:40.080><c> our</c><00:06:40.319><c> formula</c>

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so now using our formula
 

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so now using our formula
1<00:06:42.880><c> minus</c><00:06:43.440><c> 1</c><00:06:43.680><c> over</c><00:06:43.919><c> k</c><00:06:44.319><c> squared</c><00:06:44.960><c> gives</c><00:06:45.280><c> us</c><00:06:45.919><c> 1</c>

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1 minus 1 over k squared gives us 1
 

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1 minus 1 over k squared gives us 1
minus<00:06:47.120><c> 1</c><00:06:47.360><c> over</c><00:06:47.680><c> 5</c><00:06:48.160><c> squared</c>

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minus 1 over 5 squared
 

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minus 1 over 5 squared
which<00:06:49.759><c> equals</c>

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which equals
 

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which equals
1

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1
 

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1
minus

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minus
 

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minus
1<00:06:53.039><c> over</c><00:06:53.280><c> 25</c>

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1 over 25
 

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1 over 25
which<00:06:55.680><c> equals</c>

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which equals
 

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which equals
1

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1
 

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1
minus

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minus
 

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minus
0.04

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0.04
 

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0.04
which<00:07:01.759><c> equals</c><00:07:02.160><c> 0.96</c>

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which equals 0.96
 

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which equals 0.96
so<00:07:05.039><c> at</c><00:07:05.199><c> least</c><00:07:05.599><c> 96</c><00:07:06.639><c> of</c><00:07:06.800><c> the</c><00:07:06.880><c> boxes</c><00:07:07.520><c> must</c><00:07:07.759><c> be</c>

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so at least 96 of the boxes must be
 

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so at least 96 of the boxes must be
between<00:07:09.080><c> 4.95</c><00:07:10.560><c> and</c><00:07:11.000><c> 5.05</c><00:07:12.000><c> kilograms</c><00:07:12.800><c> in</c>

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between 4.95 and 5.05 kilograms in
 

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between 4.95 and 5.05 kilograms in
weight

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so<00:07:20.560><c> we</c><00:07:20.720><c> can</c><00:07:20.880><c> agree</c><00:07:21.199><c> on</c><00:07:21.440><c> any</c><00:07:21.759><c> range</c><00:07:22.160><c> of</c>

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so we can agree on any range of
 

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so we can agree on any range of
tolerance<00:07:22.800><c> we</c><00:07:23.039><c> like</c>

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tolerance we like
 

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tolerance we like
and<00:07:24.400><c> we'll</c><00:07:24.639><c> know</c><00:07:24.880><c> the</c><00:07:25.039><c> proportion</c><00:07:25.520><c> of</c><00:07:25.680><c> boxes</c>

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and we'll know the proportion of boxes
 

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and we'll know the proportion of boxes
bound<00:07:26.960><c> to</c><00:07:27.199><c> fall</c><00:07:27.520><c> within</c><00:07:27.840><c> that</c><00:07:28.080><c> tolerance</c>

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bound to fall within that tolerance
 

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bound to fall within that tolerance
range<00:07:30.080><c> you</c><00:07:30.240><c> might</c><00:07:30.479><c> think</c>

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range you might think
 

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range you might think
that<00:07:31.520><c> we</c><00:07:31.680><c> shouldn't</c><00:07:31.919><c> have</c><00:07:32.240><c> any</c><00:07:32.560><c> degree</c><00:07:32.880><c> of</c>

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that we shouldn't have any degree of
 

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that we shouldn't have any degree of
tolerance<00:07:33.520><c> at</c><00:07:33.759><c> all</c>

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tolerance at all
 

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tolerance at all
but<00:07:34.720><c> that</c><00:07:34.960><c> requires</c><00:07:35.599><c> highly</c><00:07:35.919><c> expensive</c>

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but that requires highly expensive
 

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but that requires highly expensive
machinery<00:07:37.520><c> so</c><00:07:37.680><c> it</c><00:07:37.759><c> may</c><00:07:37.919><c> be</c><00:07:38.160><c> more</c><00:07:38.400><c> efficient</c>

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machinery so it may be more efficient
 

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machinery so it may be more efficient
to<00:07:39.759><c> have</c><00:07:40.080><c> some</c><00:07:40.400><c> small</c><00:07:40.800><c> degree</c><00:07:41.440><c> of</c><00:07:41.599><c> tolerance</c>

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to have some small degree of tolerance
 

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to have some small degree of tolerance
in<00:07:42.400><c> the</c><00:07:42.560><c> size</c><00:07:42.800><c> of</c><00:07:42.880><c> the</c><00:07:42.960><c> boxes</c>

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in the size of the boxes
 

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in the size of the boxes
but<00:07:45.759><c> the</c><00:07:45.919><c> principle</c><00:07:46.479><c> is</c><00:07:46.639><c> a</c><00:07:46.720><c> far</c><00:07:47.039><c> wider</c>

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but the principle is a far wider
 

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but the principle is a far wider
applicability

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applicability
 

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applicability
than<00:07:49.039><c> to</c><00:07:49.280><c> fishing</c>

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than to fishing
 

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than to fishing
you're<00:07:51.039><c> the</c><00:07:51.120><c> manager</c><00:07:51.520><c> of</c><00:07:51.680><c> a</c><00:07:51.759><c> car</c><00:07:52.000><c> rental</c>

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you're the manager of a car rental
 

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you're the manager of a car rental
company<00:07:53.280><c> and</c><00:07:53.360><c> you</c><00:07:53.520><c> know</c><00:07:53.759><c> you</c><00:07:53.919><c> can't</c><00:07:54.160><c> survive</c>

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company and you know you can't survive
 

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company and you know you can't survive
if<00:07:54.800><c> the</c><00:07:54.960><c> cars</c><00:07:55.280><c> are</c><00:07:55.360><c> standing</c><00:07:55.840><c> idle</c>

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if the cars are standing idle
 

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if the cars are standing idle
or<00:07:57.039><c> if</c><00:07:57.199><c> you</c><00:07:57.280><c> have</c><00:07:57.520><c> too</c><00:07:57.759><c> few</c><00:07:58.000><c> cars</c><00:07:58.319><c> to</c><00:07:58.479><c> meet</c>

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or if you have too few cars to meet
 

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or if you have too few cars to meet
demand

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demand
 

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demand
you<00:08:00.800><c> know</c><00:08:00.960><c> the</c><00:08:01.199><c> mean</c><00:08:01.599><c> average</c><00:08:02.000><c> number</c><00:08:02.319><c> of</c><00:08:02.560><c> cars</c>

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you know the mean average number of cars
 

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you know the mean average number of cars
per<00:08:03.199><c> month</c><00:08:03.680><c> that</c><00:08:03.840><c> you</c><00:08:04.080><c> rent</c><00:08:04.400><c> out</c>

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per month that you rent out
 

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per month that you rent out
this<00:08:06.319><c> amount</c><00:08:06.639><c> of</c><00:08:06.800><c> varies</c><00:08:07.199><c> of</c><00:08:07.360><c> course</c>

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this amount of varies of course
 

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this amount of varies of course
but<00:08:08.639><c> you</c><00:08:08.800><c> can</c><00:08:08.960><c> know</c><00:08:09.199><c> the</c><00:08:09.360><c> standard</c><00:08:09.759><c> deviation</c>

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but you can know the standard deviation
 

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but you can know the standard deviation
as<00:08:10.560><c> well</c>

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as well
 

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as well
then<00:08:12.000><c> you</c><00:08:12.160><c> can</c><00:08:12.400><c> use</c><00:08:12.720><c> chebychev's</c><00:08:13.360><c> theorem</c>

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then you can use chebychev's theorem
 

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then you can use chebychev's theorem
exactly<00:08:14.319><c> as</c><00:08:14.400><c> we</c><00:08:14.560><c> did</c><00:08:14.720><c> for</c><00:08:14.879><c> the</c><00:08:15.039><c> fishing</c>

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exactly as we did for the fishing
 

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exactly as we did for the fishing
industry

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industry
 

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industry
to<00:08:16.639><c> determine</c><00:08:17.120><c> the</c><00:08:17.440><c> least</c><00:08:17.759><c> percentage</c><00:08:18.319><c> of</c>

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to determine the least percentage of
 

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to determine the least percentage of
months<00:08:19.199><c> that</c><00:08:19.360><c> you'll</c><00:08:19.520><c> be</c><00:08:19.759><c> renting</c><00:08:20.240><c> any</c><00:08:20.479><c> given</c>

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months that you'll be renting any given
 

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months that you'll be renting any given
minimum<00:08:21.840><c> and</c><00:08:22.000><c> maximum</c><00:08:22.639><c> amount</c><00:08:22.960><c> of</c><00:08:23.199><c> cars</c>

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minimum and maximum amount of cars
 

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minimum and maximum amount of cars
many<00:08:25.840><c> retailers</c><00:08:26.560><c> especially</c><00:08:27.039><c> clothing</c>

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many retailers especially clothing
 

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many retailers especially clothing
retailers<00:08:28.319><c> have</c><00:08:28.560><c> a</c><00:08:28.639><c> refund</c><00:08:29.039><c> policy</c>

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retailers have a refund policy
 

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retailers have a refund policy
take<00:08:30.400><c> the</c><00:08:30.560><c> stuff</c><00:08:30.879><c> back</c><00:08:31.120><c> in</c><00:08:31.199><c> mint</c><00:08:31.440><c> condition</c>

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take the stuff back in mint condition
 

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take the stuff back in mint condition
within<00:08:32.240><c> a</c><00:08:32.320><c> certain</c><00:08:32.560><c> period</c><00:08:32.959><c> of</c><00:08:33.039><c> time</c><00:08:33.760><c> and</c><00:08:33.919><c> you</c>

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within a certain period of time and you
 

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within a certain period of time and you
can<00:08:34.159><c> have</c><00:08:34.320><c> your</c><00:08:34.479><c> money</c><00:08:34.719><c> back</c>

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can have your money back
 

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can have your money back
but<00:08:36.159><c> that</c><00:08:36.479><c> costs</c><00:08:36.719><c> something</c><00:08:37.120><c> to</c><00:08:37.279><c> the</c><00:08:37.440><c> store</c>

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but that costs something to the store
 

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but that costs something to the store
if<00:08:39.039><c> you're</c><00:08:39.200><c> the</c><00:08:39.360><c> manager</c><00:08:39.919><c> of</c><00:08:40.000><c> the</c><00:08:40.159><c> store</c><00:08:41.039><c> and</c>

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if you're the manager of the store and
 

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if you're the manager of the store and
you<00:08:41.360><c> know</c><00:08:41.519><c> the</c><00:08:41.760><c> average</c><00:08:42.159><c> number</c><00:08:42.560><c> of</c><00:08:42.640><c> returns</c><00:08:43.200><c> a</c>

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you know the average number of returns a
 

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you know the average number of returns a
day<00:08:44.080><c> and</c><00:08:44.240><c> you</c><00:08:44.320><c> know</c><00:08:44.480><c> the</c><00:08:44.640><c> standard</c><00:08:45.120><c> deviation</c>

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day and you know the standard deviation
 

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day and you know the standard deviation
as<00:08:46.080><c> well</c>

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as well
 

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as well
then<00:08:47.040><c> you</c><00:08:47.120><c> can</c><00:08:47.360><c> use</c><00:08:47.600><c> the</c><00:08:47.760><c> chebychev</c><00:08:48.320><c> theorem</c>

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then you can use the chebychev theorem
 

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then you can use the chebychev theorem
to<00:08:49.040><c> give</c><00:08:49.279><c> you</c><00:08:49.440><c> a</c><00:08:49.600><c> good</c><00:08:49.839><c> idea</c><00:08:50.720><c> of</c><00:08:50.880><c> the</c><00:08:51.200><c> size</c><00:08:51.680><c> of</c>

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to give you a good idea of the size of
 

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to give you a good idea of the size of
the<00:08:52.080><c> problem</c><00:08:52.800><c> that</c><00:08:52.959><c> you'll</c><00:08:53.200><c> have</c><00:08:53.360><c> to</c><00:08:53.519><c> deal</c>

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the problem that you'll have to deal
 

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the problem that you'll have to deal
with

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at<00:08:57.200><c> marrits</c><00:08:58.160><c> chebyshev</c><00:08:58.800><c> is</c><00:08:58.880><c> one</c><00:08:59.120><c> of</c><00:08:59.279><c> many</c>

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at marrits chebyshev is one of many
 

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at marrits chebyshev is one of many
statistical<00:09:00.240><c> tools</c><00:09:01.040><c> that</c><00:09:01.200><c> allows</c><00:09:01.600><c> this</c>

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statistical tools that allows this
 

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statistical tools that allows this
company<00:09:02.240><c> to</c><00:09:02.399><c> provide</c><00:09:02.800><c> its</c><00:09:03.040><c> clients</c><00:09:03.519><c> with</c>

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company to provide its clients with
 

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company to provide its clients with
insights<00:09:04.399><c> into</c><00:09:04.640><c> the</c><00:09:04.800><c> products</c><00:09:05.279><c> and</c><00:09:05.440><c> services</c>

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insights into the products and services
 

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insights into the products and services
in<00:09:06.399><c> the</c><00:09:06.480><c> markets</c><00:09:07.040><c> in</c><00:09:07.120><c> which</c><00:09:07.360><c> they</c><00:09:07.600><c> operate</c>

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in the markets in which they operate
 

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in the markets in which they operate
all<00:09:09.440><c> clients</c><00:09:09.920><c> are</c><00:09:10.240><c> measuring</c><00:09:11.200><c> key</c><00:09:11.600><c> factors</c>

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all clients are measuring key factors
 

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all clients are measuring key factors
and<00:09:12.480><c> they're</c><00:09:12.880><c> interested</c><00:09:13.440><c> in</c><00:09:13.680><c> exploring</c>

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and they're interested in exploring
 

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and they're interested in exploring
what<00:09:15.120><c> they</c><00:09:15.360><c> should</c><00:09:15.600><c> improve</c><00:09:16.000><c> because</c><00:09:16.320><c> it</c>

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what they should improve because it
 

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what they should improve because it
isn't<00:09:16.880><c> always</c>

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isn't always
 

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isn't always
their<00:09:18.399><c> perception</c><00:09:19.360><c> they</c><00:09:19.600><c> may</c><00:09:19.920><c> think</c><00:09:20.240><c> the</c>

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their perception they may think the
 

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their perception they may think the
customer<00:09:20.800><c> wants</c><00:09:21.040><c> something</c><00:09:21.760><c> the</c><00:09:22.000><c> customer</c>

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customer wants something the customer
 

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customer wants something the customer
may<00:09:22.640><c> want</c><00:09:22.800><c> something</c><00:09:23.120><c> different</c>

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may want something different
 

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may want something different
this<00:09:25.120><c> is</c><00:09:25.519><c> part</c><00:09:25.839><c> of</c><00:09:26.000><c> our</c><00:09:26.320><c> call</c><00:09:26.640><c> center</c>

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this is part of our call center
 

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this is part of our call center
we're<00:09:28.480><c> actually</c><00:09:29.519><c> speaking</c><00:09:30.240><c> to</c><00:09:30.399><c> the</c><00:09:30.560><c> customer</c>

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we're actually speaking to the customer
 

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we're actually speaking to the customer
we're<00:09:31.440><c> collecting</c><00:09:32.000><c> the</c><00:09:32.160><c> data</c>

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we're collecting the data
 

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we're collecting the data
but<00:09:33.440><c> we</c><00:09:33.600><c> have</c><00:09:33.760><c> to</c><00:09:33.839><c> be</c><00:09:34.000><c> very</c><00:09:34.320><c> careful</c><00:09:34.880><c> how</c><00:09:35.120><c> they</c>

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but we have to be very careful how they
 

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but we have to be very careful how they
collect<00:09:35.839><c> it</c><00:09:36.320><c> they</c><00:09:36.480><c> have</c><00:09:36.640><c> to</c><00:09:36.720><c> be</c><00:09:36.880><c> carefully</c>

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collect it they have to be carefully
 

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collect it they have to be carefully
trained<00:09:37.680><c> and</c><00:09:37.839><c> prepared</c>

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trained and prepared
 

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trained and prepared
the<00:09:39.120><c> questions</c><00:09:39.680><c> mustn't</c><00:09:40.320><c> introduce</c><00:09:40.880><c> bias</c>

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the questions mustn't introduce bias
 

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the questions mustn't introduce bias
there<00:09:41.920><c> must</c><00:09:42.240><c> be</c><00:09:42.800><c> nothing</c><00:09:43.279><c> written</c><00:09:43.760><c> or</c><00:09:44.080><c> implied</c>

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there must be nothing written or implied
 

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there must be nothing written or implied
in<00:09:44.720><c> the</c><00:09:44.880><c> voice</c>

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in the voice
 

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in the voice
that<00:09:46.399><c> tells</c><00:09:46.720><c> that</c><00:09:46.959><c> person</c><00:09:47.279><c> how</c><00:09:47.440><c> they</c><00:09:47.600><c> should</c>

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that tells that person how they should
 

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that tells that person how they should
answer<00:09:48.240><c> the</c>

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answer the
 

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answer the
question<00:09:49.839><c> they</c><00:09:50.240><c> are</c><00:09:50.959><c> entering</c><00:09:51.839><c> all</c><00:09:52.000><c> of</c><00:09:52.080><c> the</c>

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question they are entering all of the
 

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question they are entering all of the
data<00:09:52.480><c> that</c><00:09:52.640><c> they</c><00:09:52.800><c> collect</c><00:09:53.200><c> into</c><00:09:53.440><c> the</c><00:09:53.680><c> system</c>

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data that they collect into the system
 

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data that they collect into the system
they're<00:09:54.959><c> creating</c><00:09:55.519><c> the</c><00:09:55.760><c> stats</c>

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they're creating the stats
 

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they're creating the stats
now<00:09:57.440><c> your</c><00:09:57.600><c> views</c><00:09:57.760><c> and</c><00:09:57.839><c> opinions</c><00:09:58.320><c> will</c><00:09:58.480><c> be</c><00:09:58.560><c> used</c>

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now your views and opinions will be used
 

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now your views and opinions will be used
only<00:09:59.200><c> in</c><00:09:59.360><c> this</c>

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only in this
 

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only in this
statistical<00:10:00.800><c> format</c><00:10:01.680><c> this</c><00:10:01.839><c> call</c><00:10:02.079><c> will</c><00:10:02.240><c> be</c>

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statistical format this call will be
 

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statistical format this call will be
recorded<00:10:02.720><c> and</c><00:10:02.800><c> may</c><00:10:02.959><c> be</c><00:10:03.040><c> monitored</c><00:10:03.440><c> though</c><00:10:03.600><c> for</c>

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recorded and may be monitored though for
 

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recorded and may be monitored though for
quality<00:10:04.079><c> control</c><00:10:04.399><c> purposes</c>

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quality control purposes
 

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quality control purposes
not<00:10:05.600><c> only</c><00:10:05.839><c> does</c><00:10:06.079><c> merits</c><00:10:06.560><c> collect</c><00:10:06.959><c> statistics</c>

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not only does merits collect statistics
 

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not only does merits collect statistics
for<00:10:07.839><c> their</c><00:10:08.079><c> clients</c>

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for their clients
 

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for their clients
merits<00:10:09.760><c> also</c><00:10:10.079><c> collects</c><00:10:10.560><c> data</c><00:10:11.200><c> to</c><00:10:11.360><c> monitor</c>

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merits also collects data to monitor
 

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merits also collects data to monitor
their<00:10:12.079><c> own</c><00:10:12.320><c> productivity</c><00:10:13.120><c> and</c><00:10:13.360><c> quality</c>

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their own productivity and quality
 

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their own productivity and quality
project<00:10:15.040><c> supervisors</c><00:10:15.760><c> are</c><00:10:15.920><c> aware</c><00:10:16.480><c> of</c><00:10:16.880><c> every</c>

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project supervisors are aware of every
 

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project supervisors are aware of every
phone<00:10:17.680><c> call</c><00:10:17.920><c> that's</c><00:10:18.160><c> happening</c><00:10:18.720><c> every</c><00:10:18.959><c> person</c>

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phone call that's happening every person
 

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phone call that's happening every person
that's<00:10:19.440><c> working</c><00:10:19.920><c> for</c><00:10:20.079><c> them</c><00:10:20.720><c> they're</c><00:10:21.040><c> watching</c>

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that's working for them they're watching
 

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that's working for them they're watching
the<00:10:21.760><c> data</c><00:10:22.320><c> being</c><00:10:22.640><c> collected</c><00:10:23.279><c> on</c><00:10:23.519><c> screen</c><00:10:24.320><c> they</c>

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the data being collected on screen they
 

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the data being collected on screen they
can

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can
 

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can
get<00:10:25.760><c> statistical</c><00:10:26.399><c> data</c><00:10:26.800><c> up</c><00:10:26.959><c> on</c><00:10:27.120><c> screen</c><00:10:27.680><c> today</c>

00:10:28.310 --> 00:10:28.320 align:start position:0%
get statistical data up on screen today
 

00:10:28.320 --> 00:10:31.990 align:start position:0%
get statistical data up on screen today
we<00:10:28.560><c> made</c><00:10:29.120><c> x</c><00:10:29.440><c> amount</c><00:10:29.839><c> of</c><00:10:30.000><c> calls</c><00:10:30.959><c> down</c><00:10:31.279><c> to</c><00:10:31.519><c> today</c>

00:10:31.990 --> 00:10:32.000 align:start position:0%
we made x amount of calls down to today
 

00:10:32.000 --> 00:10:35.190 align:start position:0%
we made x amount of calls down to today
ken<00:10:32.640><c> made</c><00:10:33.200><c> x</c><00:10:33.519><c> amount</c><00:10:33.839><c> of</c><00:10:34.000><c> calls</c>

00:10:35.190 --> 00:10:35.200 align:start position:0%
ken made x amount of calls
 

00:10:35.200 --> 00:10:37.030 align:start position:0%
ken made x amount of calls
where<00:10:35.360><c> they</c><00:10:35.519><c> were</c><00:10:35.680><c> made</c><00:10:36.000><c> to</c><00:10:36.480><c> and</c><00:10:36.640><c> what</c><00:10:36.800><c> their</c>

00:10:37.030 --> 00:10:37.040 align:start position:0%
where they were made to and what their
 

00:10:37.040 --> 00:10:38.470 align:start position:0%
where they were made to and what their
outcomes<00:10:37.600><c> were</c>

00:10:38.470 --> 00:10:38.480 align:start position:0%
outcomes were
 

00:10:38.480 --> 00:10:40.550 align:start position:0%
outcomes were
so<00:10:38.959><c> not</c><00:10:39.200><c> only</c><00:10:39.440><c> are</c><00:10:39.519><c> we</c><00:10:39.680><c> entering</c><00:10:40.079><c> all</c><00:10:40.160><c> the</c><00:10:40.240><c> data</c>

00:10:40.550 --> 00:10:40.560 align:start position:0%
so not only are we entering all the data
 

00:10:40.560 --> 00:10:43.030 align:start position:0%
so not only are we entering all the data
that<00:10:40.720><c> we</c><00:10:40.880><c> collect</c><00:10:41.440><c> in</c><00:10:41.680><c> here</c><00:10:42.320><c> we're</c><00:10:42.560><c> also</c>

00:10:43.030 --> 00:10:43.040 align:start position:0%
that we collect in here we're also
 

00:10:43.040 --> 00:10:45.550 align:start position:0%
that we collect in here we're also
collecting<00:10:43.600><c> statistics</c><00:10:44.560><c> that</c><00:10:44.880><c> drive</c>

00:10:45.550 --> 00:10:45.560 align:start position:0%
collecting statistics that drive
 

00:10:45.560 --> 00:10:47.190 align:start position:0%
collecting statistics that drive
productivity

00:10:47.190 --> 00:10:47.200 align:start position:0%
productivity
 

00:10:47.200 --> 00:10:48.870 align:start position:0%
productivity
and<00:10:47.279><c> the</c><00:10:47.440><c> drive</c><00:10:47.839><c> quality</c>

00:10:48.870 --> 00:10:48.880 align:start position:0%
and the drive quality
 

00:10:48.880 --> 00:10:50.550 align:start position:0%
and the drive quality
that<00:10:49.040><c> make</c><00:10:49.279><c> a</c><00:10:49.360><c> good</c><00:10:49.600><c> interview</c>

00:10:50.550 --> 00:10:50.560 align:start position:0%
that make a good interview
 

00:10:50.560 --> 00:10:53.030 align:start position:0%
that make a good interview
one<00:10:50.880><c> key</c><00:10:51.200><c> indicator</c><00:10:51.760><c> that</c><00:10:51.920><c> they</c><00:10:52.160><c> track</c>

00:10:53.030 --> 00:10:53.040 align:start position:0%
one key indicator that they track
 

00:10:53.040 --> 00:10:54.790 align:start position:0%
one key indicator that they track
is<00:10:53.200><c> the</c><00:10:53.360><c> amount</c><00:10:53.680><c> of</c><00:10:53.920><c> time</c><00:10:54.160><c> it</c><00:10:54.320><c> takes</c><00:10:54.640><c> to</c>

00:10:54.790 --> 00:10:54.800 align:start position:0%
is the amount of time it takes to
 

00:10:54.800 --> 00:10:57.110 align:start position:0%
is the amount of time it takes to
interview<00:10:55.279><c> each</c><00:10:55.600><c> customer</c>

00:10:57.110 --> 00:10:57.120 align:start position:0%
interview each customer
 

00:10:57.120 --> 00:10:59.990 align:start position:0%
interview each customer
this<00:10:57.360><c> time</c><00:10:57.600><c> varies</c><00:10:58.079><c> greatly</c><00:10:59.040><c> but</c><00:10:59.279><c> by</c><00:10:59.519><c> using</c>

00:10:59.990 --> 00:11:00.000 align:start position:0%
this time varies greatly but by using
 

00:11:00.000 --> 00:11:02.150 align:start position:0%
this time varies greatly but by using
the<00:11:00.160><c> mean</c><00:11:00.480><c> average</c><00:11:01.040><c> time</c>

00:11:02.150 --> 00:11:02.160 align:start position:0%
the mean average time
 

00:11:02.160 --> 00:11:04.949 align:start position:0%
the mean average time
and<00:11:02.320><c> the</c><00:11:02.560><c> standard</c><00:11:03.120><c> deviation</c><00:11:03.920><c> of</c><00:11:04.000><c> that</c><00:11:04.320><c> time</c>

00:11:04.949 --> 00:11:04.959 align:start position:0%
and the standard deviation of that time
 

00:11:04.959 --> 00:11:07.350 align:start position:0%
and the standard deviation of that time
merits<00:11:05.360><c> can</c><00:11:05.600><c> specify</c><00:11:06.240><c> the</c><00:11:06.480><c> time</c><00:11:06.800><c> frame</c><00:11:07.200><c> for</c>

00:11:07.350 --> 00:11:07.360 align:start position:0%
merits can specify the time frame for
 

00:11:07.360 --> 00:11:10.470 align:start position:0%
merits can specify the time frame for
each<00:11:07.760><c> call</c><00:11:08.399><c> and</c><00:11:08.560><c> use</c><00:11:08.800><c> chebyshev</c><00:11:09.760><c> to</c><00:11:09.920><c> calculate</c>

00:11:10.470 --> 00:11:10.480 align:start position:0%
each call and use chebyshev to calculate
 

00:11:10.480 --> 00:11:13.110 align:start position:0%
each call and use chebyshev to calculate
a<00:11:10.640><c> minimum</c><00:11:11.200><c> proportion</c><00:11:11.760><c> of</c><00:11:12.000><c> course</c><00:11:12.640><c> that</c><00:11:12.880><c> will</c>

00:11:13.110 --> 00:11:13.120 align:start position:0%
a minimum proportion of course that will
 

00:11:13.120 --> 00:11:15.350 align:start position:0%
a minimum proportion of course that will
fall<00:11:13.440><c> between</c><00:11:13.839><c> those</c><00:11:14.240><c> times</c>

00:11:15.350 --> 00:11:15.360 align:start position:0%
fall between those times
 

00:11:15.360 --> 00:11:17.829 align:start position:0%
fall between those times
this<00:11:15.600><c> kind</c><00:11:15.839><c> of</c><00:11:15.920><c> information</c><00:11:16.959><c> helps</c><00:11:17.279><c> managers</c>

00:11:17.829 --> 00:11:17.839 align:start position:0%
this kind of information helps managers
 

00:11:17.839 --> 00:11:20.870 align:start position:0%
this kind of information helps managers
control<00:11:18.320><c> costs</c><00:11:19.120><c> and</c><00:11:19.279><c> maximize</c><00:11:20.079><c> productivity</c>

00:11:20.870 --> 00:11:20.880 align:start position:0%
control costs and maximize productivity
 

00:11:20.880 --> 00:11:22.069 align:start position:0%
control costs and maximize productivity
and<00:11:21.040><c> quality</c>

00:11:22.069 --> 00:11:22.079 align:start position:0%
and quality
 

00:11:22.079 --> 00:11:24.949 align:start position:0%
and quality
with<00:11:22.320><c> these</c><00:11:23.040><c> and</c><00:11:23.279><c> so</c><00:11:23.440><c> many</c><00:11:23.760><c> other</c><00:11:24.000><c> examples</c>

00:11:24.949 --> 00:11:24.959 align:start position:0%
with these and so many other examples
 

00:11:24.959 --> 00:11:27.509 align:start position:0%
with these and so many other examples
it's<00:11:25.200><c> easy</c><00:11:25.519><c> to</c><00:11:25.680><c> see</c><00:11:25.920><c> how</c><00:11:26.240><c> chebychev</c><00:11:26.800><c> can</c><00:11:26.959><c> help</c>

00:11:27.509 --> 00:11:27.519 align:start position:0%
it's easy to see how chebychev can help
 

00:11:27.519 --> 00:11:48.389 align:start position:0%
it's easy to see how chebychev can help
more<00:11:28.079><c> than</c><00:11:28.320><c> just</c><00:11:28.560><c> icelandic</c><00:11:29.200><c> fish</c><00:11:29.519><c> processes</c>

00:11:48.389 --> 00:11:48.399 align:start position:0%
 
 

00:11:48.399 --> 00:11:50.480 align:start position:0%
 
you