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Ages of students: A simple random sample of 90 U.S. college students had a mean age of 22.07 years. Assume the population standard deviation is

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Ages of students: A simple random sample of 90 U.S. college students had a mean age of 22.07 years. Assume the population standard deviation is o=4.75 years. Construct a 90% confidence interval for the mean age of U.S. college students. Round the answers to two decimal places. A 90% condence interval for the mean age of U.S. college students is E1

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