______ is the procedure in which every participant has an equal chance of being assigned to the experimental or control group and is essential for ensuring that the groups are equal in all preexisting characteristics, such as age, ethnicity, and gender.
A) Manipulation of the dependent variable
B) Correlational assignment
C) Standardization
D) Random assignment

Question

Quizplus · Accepted Answer

Random assignment is the procedure used to ensure that all participants have an equal chance of being assigned to a particular group in an experiment. It helps to eliminate the potential for bias and ensures that preexisting variables such as age, ethnicity, and gender are equally distributed in both groups.

______ Is the Procedure in Which Every Participant Has an Equal