If a control group realizes they are being denied some advantage,which two processes may create invalid experimental findings:
A)Compensatory rivalry and demoralization
B)Regression and maturation
C)Contamination and the placebo effect
D)The Hawthorne effect and the history effect

Question

Quizplus · Accepted Answer

Compensatory rivalry may cause the control group to work harder or try to prove that they are just as capable as the experimental group, skewing the results. Demoralization may cause the control group to perform worse than they normally would, also skewing the results. Both of these processes can create invalid experimental findings. The other answer choices are not relevant to the scenario presented.

If a Control Group Realizes They Are Being Denied Some