1079PsychologyMedium
Subjects are said to be assigned randomly when:
Athey each have an equal chance of being assigned to either the experimental or control group
Bthey are assigned to experimental and control group so that the group differ on some critical variable before the experiment begins
Cneither the experimenter nor the subject knows whether the subject is in the experimental or control group
Dthey are assigned to experimental and control group from a sample which is representative of the larger population
Correct answer
A. they each have an equal chance of being assigned to either the experimental or control group
Explanation
The correct answer is they each have an equal chance of being assigned to either the experimental or control group.