on of 2 equal to 0.21 hours? e solution up to the nearest whole number, if necessary.

MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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According to the American Time Use Survey, Americans sleep an average of 7.83 hours each day with a
standard deviation of 2.65 hours. Let be the average of a random sample of Americans. What sample size
will give the standard deviation of equal to 0.21 hours?
Round the solution up to the nearest whole number, if necessary.
n=
Transcribed Image Text:According to the American Time Use Survey, Americans sleep an average of 7.83 hours each day with a standard deviation of 2.65 hours. Let be the average of a random sample of Americans. What sample size will give the standard deviation of equal to 0.21 hours? Round the solution up to the nearest whole number, if necessary. n=
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