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show all work 5. The weights of adult males have a standard deviation of 38.91 lb. How many male statistics students must be weighed in

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5. The weights of adult males have a standard deviation of 38.91 lb. How many male statistics students must be weighed in order to estimate the mean weight of all male statistics students? Assume that we want 98% confidence that the sample mean is within 3.8 lb. of the population mean

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