Each of the following studies illustrates a nonequivalent control group design except
A) the study on the effects of flextime on two manufacturing plants, one in Cleveland and one in Pittsburgh
B) the study evaluating a training program for coaches
C) the study examining the influence of the California earthquake on nightmares
D) the study examining the effects of introducing an incentive plan on productivity in an iron foundry

Question

Quizplus · Accepted Answer

The study examining the effects of introducing an incentive plan on productivity in an iron foundry likely involves a single group or a randomized control group, rather than a nonequivalent control group design.

Each of the Following Studies Illustrates a Nonequivalent Control Group