[Solution] The data below represent the weight losses for people on three different exercise programs. Exercise A Exercise B Exercise C 2.5 5.8 4.3 8.8


Question: The data below represent the weight losses for people on three different exercise programs.

Exercise A Exercise B Exercise C

2.5 5.8 4.3

8.8 4.9 6.2

7.3 1.1 5.8

9.8 7.8 8.1

5.1 1.2 7.9

At the 1% significance level, does it appear that a difference exists in the true mean weight loss produced by the three exercise programs?

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