9.5 Low-carbohydrate diet A study plans to have a sample of obese adults follow a proposed low-carbohydrate
Question:
9.5 Low-carbohydrate diet A study plans to have a sample of obese adults follow a proposed low-carbohydrate diet for three months. The diet imposes limited eating of starches (such as bread and pasta) and sweets, but otherwise no limit on calorie intake. Consider the hypothesis, The population mean of the values of weight change 1= weight at start of study - weight at end of study2 is larger than zero.
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 an alternative hypothesis?
Step by Step Answer:
Statistics The Art And Science Of Learning From Data
ISBN: 9781292164878
4th Global Edition
Authors: Alan Agresti, Christine A. Franklin, Bernhard Klingenberg