The nonequivalent group design is most similar to the ____________ design.
A) interrupted time-series
B) pretest-posttest control-group
C) Solomon four-group
D) posttest-only control group

Question

Quizplus · Accepted Answer

The nonequivalent group design is most similar to the pretest-posttest control-group design because both involve comparing groups that receive different treatments, with measurements taken before and after the treatment. However, in the nonequivalent group design, the groups are not randomly assigned, which can lead to differences between groups that are not due to the treatment.

The Nonequivalent Group Design Is Most Similar to the ____________