Question: How many work cycles should be timed to estimate the average cycle time to within 4 percent of the sample mean with a confidence of

How many work cycles should be timed to estimate the average

How many work cycles should be timed to estimate the average cycle time to within 4 percent of the sample mean with a confidence of 90.0 percent if a pilot study yielded these times (in minutes): 6.4, 6.7, 6.8, 6.7, 6.6, and 6.3? (Round the final answer to the nearest whole number.) Work cycles

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