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Conger, Anthony J.; Jackson, Douglas N. – Educational and Psychological Measurement, 1972
Paper discusses the nature of the suppressor variable, constraints upon the degree of gain in predictability by the addition of a suppressor, and the distinct aims of prediction and of construct measurement. (Authors/MB)
Descriptors: Correlation, Definitions, Prediction, Predictive Validity
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Humphreys, Lloyd G. – Intelligence, 1978
While the constructs of aptitude and achievement, which are defined as genotypic and environmental constructs, are potentially useful in psychological theory and in the development of predictors, the use of these terms for psychological tests is highly misleading. Implications of this position for group differences in aptitude and construct…
Descriptors: Academic Achievement, Aptitude, Aptitude Tests, Nature Nurture Controversy