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Chinnab Chinnab
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6 years ago
Suppose that a time study analyst takes a sample of size 60 observations. The process mean is 100 seconds, and the standard deviation is 3 seconds. If the max error can be no more than  1 second, how confident can the analyst be in the results?
 
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shahanasshahanas
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6 years ago
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Chinnab Author
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This site is awesome
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Correct Slight Smile TY
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