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Peer reviewedSawyer, Richard – Journal of Educational Statistics, 1982
Rules are given for estimating accuracy of predictions based on a multiple regression equation. Formulas for moments of distribution and other parameters are noted. The approximate inflation in mean absolute error due to estimating the regression coefficients is a function of the base sample size and number of predictors. (DWH)
Descriptors: Colleges, Estimation (Mathematics), Multiple Regression Analysis, Predictive Validity
Download full textRudner, Lawrence M. – 1994
The "Standards for Educational and Psychological Testing" of the American Educational Research Association, the American Psychological Association, and the National Council on Measurement in Education are intended to provide a comprehensive basis for evaluating tests. This digest identifies key standards applicable to most test…
Descriptors: Ability, Academic Achievement, Evaluation Methods, Norms
