Random assignment is used in experiments because researchers want to:

Question

Quizplus · Accepted Answer

Random assignment is used to reduce the likelihood that any preexisting differences between the experimental and control groups will affect the experiment's results. By randomly assigning participants to different groups, researchers can ensure that any differences observed between the groups are more likely to be due to the experimental manipulation rather than preexisting factors. This increases the internal validity of the experiment, which is essential for drawing accurate conclusions.

Random Assignment Is Used in Experiments Because Researchers Want To