A repeated measures t test is more likely to lead to rejection of the null hypothesis if
A) subjects show considerable variability in their change scores.
B) many subjects show no change.
C) some subjects change a lot more than others.
D) the degree of change is consistent across subjects.

Question

Quizplus · Accepted Answer

A repeated measures t-test is more sensitive (i.e., more likely to reject the null hypothesis) when the changes observed across subjects are consistent. This consistency reduces within-group variability, making any observed effect more statistically significant.

A Repeated Measures T Test Is More Likely to Lead