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Question 9 Assume that a sample is used to estimate a population mean u. Find the 95% confidence interval for a sample of size 47

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Question 9 Assume that a sample is used to estimate a population mean u. Find the 95% confidence interval for a sample of size 47 with a mean of 35.9 and a standard deviation of 20.1. Enter your answer as an open- interval (i.e., parentheses) accurate to 3 decimal places. 95% C. I. = The answer should be obtained without any preliminary rounding

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