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In a random sample of 28 people, the mean commute time to work was 33.5 minutes and the standard deviation was 7.1 minutes. Assume the

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In a random sample of 28 people, the mean commute time to work was 33.5 minutes and the standard deviation was 7.1 minutes. Assume the population is normally distributed and use a t-distribution to construct a 99% confidence interval for the population mean p. What is the margin of error of u? Interpret the results. The confidence interval for the population mean u is (D) (Round to one decimal place as needed.)

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