Refer to Exercise 10.25. Suppose a sample of 650 moderate machine bearings yielded 550 bearings that had
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Refer to Exercise 10.25. Suppose a sample of 650 moderate machine bearings yielded 550 bearings that had a work life of more than 5 years. Obtain a \(90 \%\) confidence interval for the difference in proportions.
Data From Exercise 10.25
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Related Book For
Probability And Statistics For Engineers
ISBN: 9780134435688
9th Global Edition
Authors: Richard Johnson, Irwin Miller, John Freund
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