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Find a 99% confidence interval for the population mean

Denise is a professional swimmer who trains, in part, by running. She would like to approximation the average number of miles in each week. For a random sample of 18 weeks, the mean is 18.5 miles with standard deviation equal to 3.2 miles. Find a 99 percent confidence interval for the population mean number of weekly miles.

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  • Reference No.:- M922134

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