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Performance Factors2
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Journal of Educational…2
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Angoff, William H.1
Ford, Susan F.1
Forsyth, Robert A.1
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Item-Race Interaction on a Test of Scholastic Aptitude
Peer reviewed Peer reviewed
Angoff, William H.; Ford, Susan F. – Journal of Educational Measurement, 1973
Several samples of black and white students were drawn from the 1970 PSAT administration in Georgia and studies for item x race interaction on both the verbal and mathematical sections of the test. (Authors)
Descriptors: Aptitude Tests, Interaction, Item Analysis, Performance Factors
Some Empirical Results Related to the Stability of Performance Indicators in Dyer's Student Change Model of an Educational System
Peer reviewed Peer reviewed
Forsyth, Robert A. – Journal of Educational Measurement, 1973
Article is concerned with a model for school system evaluation. The usefulness of the indices from this model depend on their stability, and this study presents evidence related to their stability when pupils and factors related to time are considered as sources of error. (Author/RK)
Descriptors: Correlation, Educational Quality, Models, Multiple Regression Analysis