To attempt to equate the groups, participants are assigned to the different experimental treatment groups, they aren't allowed to choose the group they prefer. This is an example of ______ to control confounds.
A) randomizing
B) counterbalancing
C) squaring
D) matching

Question

Quizplus · Accepted Answer

Randomizing the assignment of participants to different experimental groups helps to control for confounding variables by ensuring that any differences between the groups are due to chance rather than some pre-existing characteristic of the participants. This helps to increase the internal validity of the study by reducing the likelihood of alternative explanations for the results. Counterbalancing, squaring, and matching are all techniques that can be used to control for confounding variables in certain circumstances, but they are not the best choice in this scenario.

To Attempt to Equate the Groups, Participants Are Assigned to the Different