Estimate the average cycle time to within 2 percent

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Reference no: EM131859154

How many work cycles should be timed to estimate the average cycle time to within 2 percent of the sample mean with a confidence of 99 percent if a pilot study yielded these times (minutes): 5.2, 5.5, 6.6, 5.4, 5.5, and 5.1?

The standard deviation is .539 minutes per cycle. (Use the "mean time" value to 2 decimal places and other values to 3 decimal places for intermediate calculations.

Round up your final answer to the next whole number.)

Reference no: EM131859154

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