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Engineering, 05.12.2019 19:31 erinwebsterrr

Amachine cuts gaskets of various diameters. the manufacturer suspects the machine may be cutting the 250 mm gasket too large, so a quality assurance specialist measures the outer diameter of 50 gaskets. the mean diameters is found to be 253.95 mm with a standard deviation of 7.4 mm. carry out a 2 tailed hypothesis test using a 0.05 level of significance. which statement correctly describes the rejection region for this test?

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Amachine cuts gaskets of various diameters. the manufacturer suspects the machine may be cutting the...

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