If the treatment has no effect, we would expect
A) group population means to be equal
B) group sample means to be equal
C) group sample means to vary
D) none of the above

Question

Quizplus · Accepted Answer

If the treatment has no effect, we would expect the group population means to be equal. This is because if the treatment has no effect, then the groups should not differ in their outcomes.

If the Treatment Has No Effect, We Would Expect