Mean net weight of packages of ground chuck

Reference no: EM1398031

A state meat inspector in lowa has been given the assignment of estimating the mean net 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 deviation of 0.03 pounds.

a) What is the estimated population mean ?

b) Determine a 95 confidence interval for the population mean.

Reference no: EM1398031

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