In Order to Ensure That Experimental and Control Groups Are

question 8

Multiple Choice

In order to ensure that experimental and control groups are similar before the experiment begins,social scientists sometimes:

• A)pair subjects who are identical on relevant variables and assign one to the control group and one to the experimental group.
• B)create groups that are equivalent in terms of their averages on some relevant variables.
• C)randomly assign subjects to the experimental and control groups.
• D)match subjects on relevant variables.
• E)engage in activities mentioned in all of these choices.

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Definitions:

Dopamine Receptors

Proteins located in the brain that bind to dopamine and are involved in many neurological processes, including motivation and pleasure.

Schizophrenia

An intense mental illness identified by changes in cognitive functions, sensory interpretations, moods, verbal expression, self-concept, and behavior.

Thalamus

A part of the brain located in the center of the brain, which acts as the main relay station for sensory information going to the cerebral cortex.

Schizophrenia

A chronic psychological disorder characterized by a disruption in the connections among cognition, emotion, and conduct, resulting in incorrect perceptions and unsuitable behaviors and emotions.