An article in the journal Applied Nutritional Investigation reported the results of a comparison of two different weight-loss programs (Liao, 2007). In the study, obese participants were randomly assigned to one of two groups and the percent of body fat loss was recorded. The soy group, a low-calorie group that ate only soy-based proteins (M= 2.30, s=0.55) , while the traditional group, a low-calorie group that received 2/3 of their protein from animal products and 1/3 from plant products (M= 1.22, s=0.50). If sM1–M2 = 0.3, s2pooled = 0.275, n1 = 6, n2 = 6 is there a difference between the two diets. Use alpha of .05 anda two-tailed test to complete the 4 steps of hypothesis testing.
An article in the journal Applied Nutritional Investigation reported the results of a comparison of two different weight-loss programs (Liao, 2007). In the study, obese participants were randomly assigned to one of two groups and the percent of body fat loss was recorded. The soy group, a low-calorie group that ate only soy-based proteins (M= 2.30, s=0.55) , while the traditional group, a low-calorie group that received 2/3 of their protein from animal products and 1/3 from plant products (M= 1.22, s=0.50). If sM1–M2 = 0.3, s2pooled = 0.275, n1 = 6, n2 = 6 is there a difference between the two diets. Use alpha of .05 anda two-tailed test to complete the 4 steps of hypothesis testing.
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