You are interested in determining whether allowing prison inmates to have televisions in their cells will reduce violent behavior. You measure the rate of violence in the prison, install televisions in all cells, and then measure the rate of violence again one month later to see if there has been any change. What research design have you used?
A) A controlled experiment
B) A one-group pretest-posttest design
C) A quasi-experiment
D) A life history

Question

Quizplus · Accepted Answer

This is a one-group pretest-posttest design because it involves measuring a single group (the inmates) before and after an intervention (installing televisions) to see if there is a change. There is no control group for comparison, which is characteristic of this design.

You Are Interested in Determining Whether Allowing Prison Inmates to Have