A) Joe is comparing 2 training programs to see if they affect performance. He gives one set of training to one group of employees and the other training to another group. How should he see if the mean performance of the two groups is different. B) He then gives a third training program to another group. Now he wants to compare the means of all three groups. What statistic should he use for that. Why?

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The Answer of A) Joe is comparing 2 training programs to see if they affect performance. He gives one set of training to one group of employees and the other training to another group. How should he see if the mean performance of the two groups is different. B) He then gives a third training program to another group. Now he wants to compare the means of all three groups. What statistic should he use for that. Why?

A) Joe Is Comparing 2 Training Programs to See If