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 manipulation were due to chance
C)ensure that participant characteristics are equivalent across conditions
D)determine whether two variables are related

Question

Quizplus · Accepted Answer

Random assignment is used to ensure that participant characteristics are distributed equally across different conditions or groups in an experiment, which helps in controlling for confounding variables and allows for causal inferences to be made more confidently.

The Purpose of Random Assignment Is To