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Question 9 of 10 (1 point) Attempt 1 of 1 1h 26m Remaining 7.4 Section Exercise Ages of students: A simple random sample of 120

Question 9 of 10 (1 point) Attempt 1 of 1 1h 26m Remaining 7.4 Section Exercise Ages of students: A simple random sample of 120 U.S. college students had a mean age of 22.13 years. Assume the population standard deviation is o= 3.52 years. Construct a 90% confidence interval for the mean age of U.S. college students. Round the answers to at least two decimal places. A 90% confidence interval for the mean age of U.S. college students is

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