You measure 49 textbooks' weights, and find they have a mean weight of 61 ounces. Assume the population standard deviation is 6.5 ounces. Based on this, construct a 90% confidence interval for the...


You measure 49 textbooks' weights, and find they have a mean weight of 61 ounces. Assume the population<br>standard deviation is 6.5 ounces. Based on this, construct a 90% confidence interval for the true population<br>mean textbook weight.<br>Give your answers as decimals, to two places<br>

Extracted text: You measure 49 textbooks' weights, and find they have a mean weight of 61 ounces. Assume the population standard deviation is 6.5 ounces. Based on this, construct a 90% confidence interval for the true population mean textbook weight. Give your answers as decimals, to two places

Jun 08, 2022
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