You measure 37 textbooks' weights, and find they have a mean weight of 33 ounces. Assume the population standard deviation is 11.5 ounces. Based on this, construct a 95% confidence interval for the...

You measure 37 textbooks' weights, and find they have a mean weight of 33 ounces. Assume the population standard deviation is 11.5 ounces. Based on this, construct a 95% confidence interval for the true population mean textbook weight. Round answers to at least 4 decimal places.