The classic experiment with random assignment of participants controls for:
A)research reactivity
B)measurement bias
C)diffusion or imitation of treatments
D)compensatory equalization and rivalry
E)resentful demoralization
F)all of these
G)none of these

Question

The classic experiment with random assignment of participants controls for:
A)research reactivity
B)measurement bias
C)diffusion or imitation of treatments
D)compensatory equalization and rivalry
E)resentful demoralization 
F)all of these
G)none of these

Quizplus · Accepted Answer

Random assignment primarily controls for confounding variables and selection bias, not the specific issues listed in the options.

The Classic Experiment with Random Assignment of Participants Controls For