The Median Is the Appropriate Measure of Central Tendency When

question 15

Multiple Choice

The median is the appropriate measure of central tendency when

• A)the scale of measurement is nominal.
• B)the scores are ordinal, or when the distribution is skewed and the scores are interval or ratio.
• C)the scale of measurement is ratio.
• D)the distribution is symmetrical, and the scale of measurement is interval or ratio.

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Definitions:

Major Depressive Disorder

Disorder involving a sad mood or anhedonia plus four or more of the following symptoms: weight loss or a decrease in appetite, insomnia or hypersomnia, psychomotor agitation or retardation, fatigue, feelings of worthlessness or severe guilt, trouble concentrating, and suicidal ideation; these symptoms must be present for at least 2 weeks and must produce marked impairments in normal functioning.

Hallucination

A perception in the absence of external stimulus that has qualities of real perception, often seen in psychiatric conditions like schizophrenia.

Delusion

A strongly held belief that is clearly in contradiction with reality, often indicative of a psychological disorder.

Suspicion

The feeling or belief that someone is guilty of an illegal, dishonest, or unpleasant action without certain proof.