Reconsider the overall distance data for golf balls in Exercise 10-31. Is there evidence to support the

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Reconsider the overall distance data for golf balls in Exercise 10-31. Is there evidence to support the claim that the standard deviation of overall distance is the same for both brands of balls (use a = 0.05)? Explain how this question can be answered with a 95% confidence interval on.
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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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