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A machinist is making engine parts with axle diameter of 07

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Reference no: EM13582601

A machinist is making engine parts with axle diameter of 0.7 inch. A random sample of 15 parts shows mean diameter 0.742 inch with a standard deviation of 0.04 inch. On the basis of this sample would you say that the work is inferior?

Reference no: EM13582601

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