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A lathe is considered to be in perfect adjustment if the

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A lathe is considered to be in perfect adjustment if the average length of the steel bars it cuts is 6 centimeters. A sample of 60 bars is selected randomly and measured. It is determined that the average length of the bars in the sample is 6.08 centimeters with a sample standard deviation of 0.44 centimeters. At a 5% level of significance, test to see if the lathe is in perfect adjustment. What is your conclusion?

Reference no: EM13629186

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