Question
According to a government agency, the average workweek for an adult in july 2021 was 35.2 hours with a standard deviation for the number of
According to a government agency, the average workweek for an adult in july 2021 was 35.2 hours with a standard deviation for the number of hours worked per week is 12.5 hours. Assuming the number of hours worked per week is normally distributed.
a. What is the probability that the sample average workweek for 20 adults in July 2021 is more than 32 hours?
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Calculus Single And Multivariable
Authors: Deborah Hughes Hallett, Andrew M Gleason, William G McCallum, Daniel E Flath, Patti Frazer Lock, Sheldon P Gordon, David O Lomen, David Lovelock, Brad
6th Edition
1118475712, 9781118475713
