A company operates four machines three shifts each day. From production records, the following data on the

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A company operates four machines three shifts each day. From production records, the following data on the number of breakdowns are collected:

Test the hypothesis (using a = 0.05) that breakdowns are independent of the shift. Find the P-value for this test.

Machines Shift 41 20 12 16 31 11 14 15 17 16 10
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Applied Statistics And Probability For Engineers

ISBN: 9781118539712

6th Edition

Authors: Douglas C. Montgomery, George C. Runger

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