What Is the Best Way to Control for Lurking Variables

question 66

Multiple Choice

What is the best way to control for lurking variables?

• A)Compare two or more treatments.
• B)Randomize to assign experimental units to treatments.
• C)Repeat each treatment on many units.
• D)None of the above

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Definitions:

Polygraph

A polygraph, or lie detector test, measures physiological responses to questions to determine truthfulness.

Parasympathetic Nervous System

Part of the autonomic nervous system that helps the body conserve energy and promotes relaxation and digestion.

Somatic Nervous System

A component of the peripheral nervous system that controls voluntary movements of the body's muscles.

Central Nervous System

The part of the nervous system consisting of the brain and spinal cord, which integrates information received from the body and coordinates activity.