A Population Distribution Has σ = 6

question 5

Multiple Choice

A population distribution has σ = 6.What position in this distribution is identified by a z-score of z = +2.00?

• A)2 points above the mean
• B)2 points below the mean
• C)12 points above the mean
• D)12 points below the mean

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Definitions:

DSM-IV-TR

The Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision; a manual published by the American Psychiatric Association that outlines mental disorders and their diagnostic criteria.

Axis II

A classification dimension previously used in the DSM (Diagnostic and Statistical Manual of Mental Disorders) for personality disorders and intellectual disabilities.

Personality Disorders

A group of mental health disorders characterized by enduring maladaptive patterns of behavior, cognition, and inner experience, exhibited across many contexts and deviating from cultural norms.

Mental Retardation

An outdated and insensitive term formerly used to describe a condition characterized by below-average intellectual function and a lack of skills necessary for daily living; now referred to as intellectual disability.