In Exercises 23 and 24, (a) identify the claim and state H0 and Hα, (b) find the critical value(s) and identify the rejection region(s), (c) calculate
24. A physical fitness instructor claims that a weight loss supplement will help users lose weight after two weeks. The table shows the weights (in pounds) of 9 adults before using the supplement and two weeks after using the supplement. At α = 0.10, is there enough evidence to support the physical fitness instructor’s claim?
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Elementary Statistics: Picturing the World (7th Edition)
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