How Well Do Intelligence Tests Predict Performance

question 94

Multiple Choice

How well do intelligence tests predict performance?

• A) IQ scores have a correlation to school performance of +.90.
• B) IQ scores have a correlation to school performance of +.50.
• C) IQ scores predict performance in elementary school well, but do not predict whether people will complete higher education.
• D) IQ scores have little relevance to non-academic aspects of people's lives.

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Definitions:

Factor Analysis

A technique utilized to identify underlying relationships between measured variables through the analysis of linear combinations.

Regression

A statistical method used to analyze the relationship between a dependent variable and one or more independent variables.

Factor Analysis

A statistical method used to identify underlying variables, or factors, that explain the pattern of correlations within a set of observed variables.

Constructs

Theoretical entities or concepts that are not directly observable but are used to describe and explain observable phenomena.