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(Solved): According to a report, overweight people on lowcarbohydrate diets lost more weight and got greater ...




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According to a report, overweight people on lowcarbohydrate diets lost more weight and got greater cardiovascular benefits than people on a conventional low-fat diet (healthline.com, March 24,2020). A nutritionist wishes to verify these results and documents the weight loss (in pounds) of 30 dieters on the low carbohydrate diet and 30 dieters on the low-fot diet. A portion of the data is shown in the accompanying table. (You may find it useful to reference the appropriate table: ztable or ttable) Daicture Click here for the Excel Data File a. Set up the hypotheses to test the claim that the mean weight loss for those on the low carbohydrate diet is greater than the mean weight loss for those on a conventional low-fat diet. b-1. Calculate the value of the test statistic. Assume that the population variances are unknown but equal. (Round your answer to 3 decimal places.)


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