For Exercises assume that the variables are normally or approximately normally distributed. Use the traditional method of
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For Exercises assume that the variables are normally or approximately normally distributed. Use the traditional method of hypothesis testing unless otherwise specified.
Test the claim that the standard deviation of the number of aircraft stolen each year in the United States is less than 15 if a random sample of 12 years had a standard deviation of 13.6. Use α = 0.05.
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Related Book For
Elementary Statistics A Step By Step Approach
ISBN: 9780077665807
9th Edition
Authors: Allan G. Bluman
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