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Apatix Apatix
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7 years ago
A time study of a certain service task found an average time of 15 minutes, with a standard deviation of 5 minutes. These figures were based on a sample of 100 measurements. Is the sample large enough that we are 95% confident that standard time is within ±5% of its true value?
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Operations Management

Operations Management


Edition: 10th
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AlmeyricAlmeyric
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