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An analyst has timed a metal-cutting task for 50 cycles. The average time per cycle was 10.9 minutes, and the standard deviation was 1.38 minutes

An analyst has timed a metal-cutting task for 50 cycles. The average time per cycle was 10.9 minutes, and the standard deviation was 1.38 minutes for a worker with a performance rating of 128 percent. Assume an allowance of 18 percent of task time. Calculate the standard time for this task.

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