You measure 25 randomly selected textbooks' weights, and find they have a mean weight of 71 ounces. Assume the population standard deviation is 12.3 ounces. Based on this, construct a 95% confidence...

You measure…

Extracted text: You measure 25 randomly selected textbooks' weights, and find they have a mean weight of 71 ounces. Assume the population standard deviation is 12.3 ounces. Based on this, construct a 95% confidence interval for the true population mean textbook weight. Give your answers as decimals, to two places < u="">