Question: An analyst has timed a metal- cutting operation for 50 cycles. The average time per cycle was 10.40 minutes, and the standard deviation was 1.20

An analyst has timed a metal- cutting operation for 50 cycles. The average time per cycle was 10.40 minutes, and the standard deviation was 1.20 minutes for a worker with a performance rating of 125 percent. Assume an allowance of 16 percent of job time. Find the standard time for this operation.

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