The purpose of random assignment to groups is to:
A) control confounding variables.
B) ensure that you have a representative sample.
C) control extraneous variables.
D) reduce the noise in your study.

Question

Quizplus · Accepted Answer

Random assignment helps to control confounding variables by ensuring that participants are equally distributed across groups, which helps to minimize the influence of any individual characteristic that may affect the results of the study.

The Purpose of Random Assignment to Groups Is To