You measure 36 textbooks' weights, and find they have a mean weight of 44 ounces. Assume the population standard deviation is 8.9 ounces. Based on this, construct a 99% confidence interval for the...

You measure 36 textbooks' weights, and find they have a mean weight of 44 ounces. Assume the population standard deviation is 8.9 ounces. Based on this, construct a 99% confidence interval for the true population mean textbook weight.


Give your answers as decimals, to two places


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