Question: i want answer in 30 mins and correct answer thanks for your help How many observations should a time study analyst plan for in an

i want answer in 30 mins and correct answer thanks for your help

i want answer in 30 mins and correct answer thanks for your

How many observations should a time study analyst plan for in an operation that has a standard deviation of 1.5 minutes per piece if the goal is to stimate the mean time per piece to within 4 minute with a confidence of 95.5 percent

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