In a nonequivalent control group study,
A)before the study begins, the two groups are different from each other in some systematic way
B)one group is treated while the second group is not treated
C)the major comparison between the groups is in terms of the amount of change from pretest to posttest
D)all of the above

Question

Quizplus · Accepted Answer

In a nonequivalent control group study, all the listed characteristics are true: the groups differ systematically, one group receives treatment while the other does not, and comparisons are made based on changes from pretest to posttest.

In a Nonequivalent Control Group Study