Suppose that three drugs used to reduce cholesterol are compared in a randomized experiment in which three people use each drug for a month. The data for the reductions in cholesterol level for the N = 9 participants follow. Drug 1 Drug 2 Drug 3 6 10 4 14 12 2 9 6 Calculate the overall mean, Xg, and the group means, X1,X2, and X3 . Your responses should be whole numbers. What is the overall mean? What is the mean of Drug 1? What is the mean of Drug 2? What is the mean of Drug 3?

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Suppose that three drugs used to reduce cholesterol are compared in a randomized experiment in
which three people use each drug for a month. The data for the reductions in cholesterol level for
the N = 9 participants follow.
Drug 1
Drug 2
Drug 3
6
10
4
14
12
2
9
6
Calculate the overall mean, Xg, and the group means, X1,X2, and X3 .
Your responses should be whole numbers.
What is the overall mean?
What is the mean of Drug 1?
What is the mean of Drug 2?
What is the mean of Drug 3?
Transcribed Image Text:Suppose that three drugs used to reduce cholesterol are compared in a randomized experiment in which three people use each drug for a month. The data for the reductions in cholesterol level for the N = 9 participants follow. Drug 1 Drug 2 Drug 3 6 10 4 14 12 2 9 6 Calculate the overall mean, Xg, and the group means, X1,X2, and X3 . Your responses should be whole numbers. What is the overall mean? What is the mean of Drug 1? What is the mean of Drug 2? What is the mean of Drug 3?
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