By employing randomization,the researcher ensures that
A) one group is different than the other.
B) participants are manipulated at random.
C) any extraneous factor is as likely to affect one group as it is to affect the other.
D) participants are unable to choose their preferred group.

Question

Quizplus · Accepted Answer

Randomization ensures that any extraneous factor is equally likely to affect both groups, which helps in reducing the impact of confounding variables and increases the validity of the study's findings. Randomization does not guarantee that one group is different from the other, nor does it manipulate participants at random or prevent them from choosing their preferred group.

By Employing Randomization,the Researcher Ensures That