You perform a hypothesis test for each claim. How should you interpret your decision if you reject
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You perform a hypothesis test for each claim. How should you interpret your decision if you reject H0? If you fail to reject H0?
1. H0 (Claim): A school publicizes that the proportion of its students who are involved in at least one extracurricular activity is 61%.
2. Ha (Claim): A car dealership announces that the mean time for an oil change is less than 15 minutes.
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Related Book For 
Elementary Statistics Picturing The World
ISBN: 9781292260464
7th Global Edition
Authors: Betsy Farber, Ron Larson
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