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D Question 4 0.8 pts The mean age of a sample of 40 college students is 23.95 with a standard deviation of 2.55. Assume that

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D Question 4 0.8 pts The mean age of a sample of 40 college students is 23.95 with a standard deviation of 2.55. Assume that prior studies indicate that the standard deviation of college students ages is 2.04. Construct a 99% confidence interval estimate of the mean age of all college students. What is the upper bound of the confidence interval? (Round to the nearest thousandth.)

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