The Proportion of Variation in the Criterion That Is Knowable

question 78

Multiple Choice

The proportion of variation in the criterion that is knowable in advance from knowledge of the test scores can be found by

• A)construct-irrelevant variance.
• B)the validity coefficient.
• C)squaring the validity coefficient.
• D)the square root of the validity coefficient.

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Definitions:

Mean-Level Change

A statistical measure that refers to the change in the average score of a given variable over time across a population.

Rank-Order Consistency

The principle that individual differences in personality traits remain relatively stable over time.

Cross-Sectional Study

A type of observational research that analyzes data from a population, or a representative subset, at a specific point in time.

Been Replicated

Indicates that a study's findings have been successfully reproduced in subsequent research, confirming the reliability and validity of the original results.