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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 98.0 percent if a pilot study yielded these times (minutes): 4.0, 4.5, 5.0, 4.5, 4.5, and 4.0? The standard deviation is 0.376 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.) Number of work cycles

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 98.0 percent if a pilot study yielded these times (minutes): 4.0, 4.5, 5.0, 4.5, 4.5, and 4.0? The standard deviation is 0.376 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.) Number of work cycles

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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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 98.0 percent if a pilot study yielded these times (minutes): 4.0, 4.5, 5.0, 4.5, 4.5, and 4.0? The standard deviation is 0.376 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.) Number of work cycles
Transcribed Image Text: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 98.0 percent if a pilot study yielded these times (minutes): 4.0, 4.5, 5.0, 4.5, 4.5, and 4.0? The standard deviation is 0.376 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.) Number of work cycles
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