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QUESTION 4 4 . A study showed that the population standard deviation of the distribution of the auto insurance claims in a metropolitan area is

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QUESTION 4 4 . A study showed that the population standard deviation of the distribution of the auto insurance claims in a metropolitan area is $870. We would like to construct a 95% confidence interval for population mean with a margin of error of no more than $100. How large a simple random sample should we take? QUESTION 5

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