The purpose of random assignment is to:
A)combine the results of a number of similar studies.
B)determine how likely it is that the results of a treatment were due to chance.
C)ensure that participant characteristics are equivalent across the various groups.
D)determine whether two variables are related.

Question

Quizplus · Accepted Answer

Random assignment is used to ensure that participant characteristics are equivalent across the various groups. This helps to eliminate the effects of any extraneous variables that may affect the study results. It allows researchers to make causal inferences about the treatment or intervention being studied.

The Purpose of Random Assignment Is To