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You are interested in finding a 98% confidence interval for the average commute that non-residential students have to their college. The data below show the

You are interested in finding a 98% confidence interval for the average commute that non-residential students have to their college. The data below show the number of commute miles for 14 randomly selected non-residential college students. Round answers to 3 decimal places where possible.

14 9 28 14 6 11 23 6 21 22 18 13 10 6

a. To compute the confidence interval use a ? Correct distribution.

b. With98% confidence the population mean commute for non-residential college students is between Incorrectand Incorrect miles.

c.If many groups of 14 randomly selected non-residential college students are surveyed, then a different confidence interval would be produced from each group. About Correct percent of these confidence intervals will contain the true population mean number of commute miles and about Correct percent will not contain the true population mean number of commute miles.

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