Random Assignment of Subjects to the Treatment Group and the Control

question 21

Multiple Choice

Random assignment of subjects to the treatment group and the control group increases the probability that the two groups will be

• A) equal on all salient characteristics
• B) unequal on all salient characteristics
• C) significantly different on the dependent variable
• D) the same on the dependent variable

---

Definitions:

Burrhus F. Skinner

A prominent American psychologist best known for his work in behaviorism and the development of the theory of operant conditioning.

Operant Conditioning

A learning process in which the strength of a behavior is modified by reinforcement or punishment, a key concept in behavioral psychology.

Classical Conditioning

A learning process in which a biologically potent stimulus is paired with a previously neutral stimulus to elicit a response that was originally elicited only by the potent stimulus.

Defence Mechanisms

Unconscious psychological strategies brought into play by various entities to cope with reality and maintain self-image.