Mathematics, 20.03.2020 11:40 ayoismeisalex
In 2009, the American Time Use Survey found that the average American spends 2.8 hours a day watching TV. Suppose the standard deviation is 1.5 hours and that TV time is normally distributed. If you are in the upper 10% of all TV watchers, at the minimum, how many hours do you watch on a typical day
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In 2009, the American Time Use Survey found that the average American spends 2.8 hours a day watchin...
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