A Quantity That Measures the Variation of a Population or a Sample

question 23

Multiple Choice

A quantity that measures the variation of a population or a sample relative to its mean is called the ________.

• A) range
• B) standard deviation
• C) coefficient of variation
• D) variance
• E) interquartile range

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Definitions:

Negative Reinforcement

The process of strengthening a behavior by removing or avoiding a negative outcome or unpleasant stimulus as a result of the behavior.

Contingent Avoidance

A type of learning where a subject learns to perform a behavior to prevent the occurrence of an aversive stimulus.

Active Avoidance

A learning process in which an organism learns to perform a behavior to prevent or avoid an unpleasant stimulus.

Negative Reinforcement

The strengthening of a behavior by removing or avoiding a negative outcome or aversive stimulus when the behavior is performed.