ou measure 50 textbooks' weights, and find they have a mean weight of 79 ounces. Assume the population standard deviation is 12.4 ounces. Based on this, construct a 99% confidence interval for the true population mean textbook weight

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You measure 50 textbooks' weights, and find they have a mean weight of 79 ounces. Assume the population standard deviation is 12.4 ounces. Based on this, construct a 99% confidence interval for the true population mean textbook weight .

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