If X̄ = 2 and S² = 4 and Scores

question 39

Multiple Choice

If x̄ = 2 and s² = 4 and scores are normally distributed, what proportion of scores fall above x = 4?

• A) .1587
• B) .3085
• C) .6915
• D) .8413

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Definitions:

Criterion Validity

The extent to which a measure is related to an outcome. It assesses whether a test reflects a certain set of abilities by correlating test results with a criterion measure.

Face Validity

The extent to which a test appears to measure what it is supposed to measure at face value.

Naturalist Intelligence

A type of intelligence described by Howard Gardner, involving sensitivity to and understanding of the natural world and living things.

Intrapersonal Intelligence

A type of intelligence that involves the capacity to understand oneself, including one's emotions, motivations, and thoughts.