A state meat inspector in Iowa has been given the assignment of estimating the meannet weight of packages of ground chuck labeled ‘3 pounds’. Of course, he realizes that the weights cannot be precisely 3 pounds. A sample of 36 packages reveals the mean weight to be 3.01 pounds, with a standard deviationof 0.03 pounds.
a. What is the estimated population mean?
b. Determine a 95 percent confidence intervalfor the population mean.
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