Subjects are randomly assigned to the experimental or control condition:
A)to make sure the two groups are equivalent.
B)to eliminate the placebo effect.
C)to control for possible correlations between the independent and dependent variables.
D)to control for experimenter effects.

Question

Quizplus · Accepted Answer

Random assignment helps to ensure that the two groups are equivalent in terms of the characteristics that could affect the outcome of the study. This is important for reducing bias and increasing the internal validity of the study. Random assignment does not specifically address the other options given in the question.

Subjects Are Randomly Assigned to the Experimental or Control Condition