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Peer reviewed Peer reviewed
Linn, Robert L.; Werts, Charles E. – Journal of Educational Measurement, 1971
Two problems in the investigation of predictive bias in tests, the effect of unreliability of the predictors, and the effect of excluding a predictor from the regression equation on which there are preexisting group differences, are discussed. (Author)
Descriptors: Comparative Analysis, Minority Groups, Predictive Measurement, Predictor Variables
Peer reviewed Peer reviewed
Lewis, William A.; And Others – Journal of Educational Measurement, 1978
College freshman English teachers and high school sophomore English teachers reported the variables they use in grading; their responses were factor analyzed. Teachers' grading practices varied considerably, and knowledge of practices added to the ability of test scores to predict course grades. (Author/CTM)
Descriptors: English Instruction, Evaluation Criteria, Grade Prediction, Grading