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Assume that a sample of 62 students was selected with the

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In order to determine how many hours per week freshmen college students watch television, a random sample of 256 students was selected. It was determined that the students in the sample spent an average of 14 hours with a standard deviation of 3.2 hours watching TV per week.

a. Provide a 95% confidence interval estimate for the average number of hours that all college freshmen spend watching TV per week.

b. Assume that a sample of 62 students was selected (with the same mean and the standard deviation). Provide a 95% confidence interval estimate for the average number of hours that all college freshmen spend watching TV per week.

Reference no: EM13584712

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