Brett Persistently Injects Himself with Pain Killers

question 48

Multiple Choice

Brett persistently injects himself with pain killers. This has greatly increased his chance of overdosing and dying. His behavior harms no one else. According to the DSM, is Brett's behavior consistent with the definition of a mental disorder?

• A) No, because his behavior must also harm the well-being of others in the community.
• B) Yes, because very few people in society engage in this behavior.
• C) Yes, because he is persistently acting in a way that harms him.
• D) No, because there is no evidence that his actions are out of his own control.

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Definitions:

Expected Frequency

The theoretical frequency of an event or category estimated from a probability distribution or sample data.

Groups

Sets of subjects or items that are classified together based on shared characteristics or for purposes of an experiment or study.

Total N

The total number of observations, subjects, or participants included in a study or experiment.

Degrees Of Freedom

The number of independent pieces of information on which a statistical estimate is based, minus the number of parameters estimated.