Question
The daily sleep duration among college students is normally distributed with a mean of 8.13 and standard deviation of 1.87. You want to use a
The daily sleep duration among college students is normally distributed with a mean of 8.13 and standard deviation of 1.87. You want to use a sample size such that 95% of the averages fall within 15 minutes (.25 of an hour) of the true mean of 8.13. Determine the smallest number of students you need to sample.
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Physics for Scientists and Engineers A Strategic Approach with Modern Physics
Authors: Randall D. Knight
4th edition
978-0134092508, 134092503, 133942651, 978-0133942651
