Efficient manufacturing: Eciency experts study the processes used to manufacture items in order to make them as efficien

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Efficient Manufacturing Eciency Experts Study The Processes Used To Manufacture Items In Order To Make Them As Efficien 1 (15.57 KiB) Viewed 36 times

Efficient manufacturing: Eciency experts study the processes used to manufacture items in order to make them as efficientas posible. One of the steps used to manufacture a metal camp involves the drilling of three holes. In a sample of 55 camps, the mean time to complete this step was 56.1 conds Assume that the population standard deviation is a - 12 seconds. Round the critical to no less than three decimal places Part: 0/2 88 Part 1 of 2 (a) Construct a 95% confidence interval for the meantime needed to complete this step. Round the answer to at least one decimal place A 95% confidence interval for the mean is <<