Solve the problem.
-A nutritionist wants to investigate whether her new diet will be effective in helping women aged 30-40 to lose weight. She will use a paired sample to determine whether the mean weight of
Women before going on this diet is greater than the mean weight of women after being on this diet
For two months. Identify the two populations for the proposed hypothesis test.
A)Adults aged 30-40 who have not been on this diet and adults aged 30-40 who have been on this diet for two months
B)Women aged 30-40 who are overweight and women aged 30-40 who are not overweight
C)Women aged 30-40 who have not been on this diet and women aged 30-40 who have been on this diet for two months
D)Women aged 30-40 and women of other ages

Question

Solve the problem.
-A nutritionist wants to investigate whether her new diet will be effective in helping women aged 30-40 to lose weight. She will use a paired sample to determine whether the mean weight of
Women before going on this diet is greater than the mean weight of women after being on this diet
For two months. Identify the two populations for the proposed hypothesis test. 
A)Adults aged 30-40 who have not been on this diet and adults aged 30-40 who have been on this diet for two months
B)Women aged 30-40 who are overweight and women aged 30-40 who are not overweight
C)Women aged 30-40 who have not been on this diet and women aged 30-40 who have been on this diet for two months
D)Women aged 30-40 and women of other ages

Quizplus · Accepted Answer

The two populations are specifically women aged 30-40 before and after being on the diet, making option C the correct choice as it directly addresses the before and after conditions of the same group for the hypothesis test.

Solve the Problem. -A Nutritionist Wants to Investigate Whether Her New Diet Will