If Researchers Were Evaluating the Effectiveness of a Mandatory Arrest

question 30

Multiple Choice

If researchers were evaluating the effectiveness of a mandatory arrest policy in decreasing incidents of intimate partner assault and an event such as the murder trial of O. J. Simpson occurred during the experiment, which of the following might also be said to have an effect on the subjects' outcome scores?

• A) exogenous change
• B) regression effect
• C) external events (history effect)
• D) John Henry effect

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Definitions:

Psychologists

Professionals who study mental processes and behavior, often helping individuals deal with emotional and mental disorders.

Secondary Reinforcers

Stimuli that have no inherent value but have acquired reinforcing qualities through their association with primary reinforcers.

Coins

Metal pieces issued by a government as money, typically round in shape and used as a medium of exchange for goods and services.

Blue Ribbon

A symbol of high quality or achievement, often awarded in competitions.