Question: How much time per week do students spend on their assignments and review at home? A random sample of 36 USC (University of Southern California)

How much time per week do students spend on their assignments and review at home? A random sample of 36 USC (University of Southern California) students indicates that the mean time spent studying at home is equal to 15.3 hours per week, with a population standard deviation equal to 3.8 hours. 1) Form a 95% CI estimate for the population mean time spent on studying at home. 2) What sample size is required to be 95 % confident of being within (+) or (-) 1 hour?

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