A study plans to have a sample of obese adults follow a proposed low-carbohydrate diet for three
Question:
The population mean of the values of weight change (= weight at start of study - weight at end of study) is a positive number.
a. Is this a null or an alternative hypothesis? Explain your reasoning.
b. Define a relevant parameter, and express the hypothesis that the diet has no effect in terms of that parameter. Is it a null or alternative hypothesis?
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Related Book For
Statistics The Art And Science Of Learning From Data
ISBN: 9780321755940
3rd Edition
Authors: Alan Agresti, Christine A. Franklin
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