Essay
A time study of a certain service task found an average time of 15 minutes and a standard deviation of 5, with a standard sample large enough that we are 95% confident that standard time is within 5% of its true value? Was a sample of 125 large enough?
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n = 
2 = 2 = 170.74 o...View Answer
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Correct Answer:
Verified
2 = 2 = 170.74 o...View Answer
Unlock this answer now
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