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Kulick, Edward; Dorans, Neil J. – 1984
A new approach to assessing unexpected differential item performance (item bias or item fairness) is introduced and applied to the item responses of different subpopulations of Scholastic Aptitude Test (SAT) takers. The essential features of the standardization approach are described. The primary goal of the standardization approach is to control…
Descriptors: College Entrance Examinations, Individual Differences, Mathematical Models, Performance Factors
Dorans, Neil J.; Kulick, Edward – 1983
A new approach to assessing unexpected differential item performance (item bias or item fairness) was developed and applied to the item responses of males and females to Scholastic Aptitude Test and Test of Standard Written English items administered operationally in December 1977. While the main body of the report describes the particulars of the…
Descriptors: Ability, College Entrance Examinations, Females, High Schools
Dorans, Neil J.; Kulick, Edward – 1985
A visual display is introduced that enables one to compare the predictive validities of all possible non-negatively weighted sums of two predictors. This two-predictor validity curve assesses the level of predictability of a criterion from composites of two predictors. Derivations are presented for the general case. For illustrative purposes, the…
Descriptors: Aptitude Tests, Correlation, Display Aids, Graphs