Test the claim that the standard deviation of the ages of psychologists in Pennsylvania is 8.6 at
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Test the claim that the standard deviation of the ages of psychologists in Pennsylvania is 8.6 at α = 0.05. A random sample of 12 psychologists had a standard deviation of 9.3.
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Related Book For
Elementary Statistics A Step By Step Approach
ISBN: 9781259755330
10th Edition
Authors: Allan G. Bluman
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