Tim measured classroom behaviors both before and after administering a family systems intervention to a sample of children. Tim used a(n) _________ design and should analyze his data using a(n) _____________samples t test.
A) matched pairs; correlated
B) repeated measures; independent
C) repeated measures; correlated
D) between-subjects; independent

Question

Quizplus · Accepted Answer

Tim used a repeated measures design because he measured the same group of children before and after the intervention. Therefore, he should use a correlated samples t-test, which is appropriate for comparing two related groups.

Tim Measured Classroom Behaviors Both Before and After Administering a Family