At a Conference a Researcher Reports Prevalence Rates for Personality

question 33

Multiple Choice

At a conference a researcher reports prevalence rates for personality disorders. Several audience members conclude that these figures are lower than those reported in the literature. During a question-and-answer period, which of the following is likely to be viewed as a reason for this discrepancy?

• A) The researcher relied on a psychodynamic model of the etiology of personality disorders.
• B) The researcher failed to consider the impact of mental retardation on the prevalence of these disorders.
• C) The researcher failed to obtain records of physiological functions that can often reveal otherwise hidden pathology.
• D) The researcher used self-report instruments to estimate prevalence of disorders seen in people with little awareness of their behavior.

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Definitions:

Hearing Impairment

A partial or total inability to hear sounds in one or both ears.

Down Syndrome

A genetic disorder caused by the presence of all or part of a third copy of chromosome 21, characterized by physical growth delays, characteristic facial features, and mild to moderate intellectual disability.

Homologous Chromosomes

Pairs of chromosomes in a diploid organism that are similar in shape, size, and genetic content, one inherited from each parent.