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Mathematical Models2
Multiple Regression Analysis2
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Journal of Educational…2
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Bryk, Judith F.1
Rozeboom, William W.1
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A Method for Estimating Treatment Effects When Individuals are Growing.
Peer reviewed Peer reviewed
Bryk, Judith F.; And Others – Journal of Educational Statistics, 1980
A statistical analysis procedure is developed, based on the notion that many educational programs are dynamic interventions in natural growth processes, and is called value-added analysis. The theory of value-added analysis, and several applications are presented. (Author/JKS)
Descriptors: Data Analysis, Evaluation Methods, Mathematical Models, Multiple Regression Analysis
The Cross-Validational Accuracy of Sample Regressions.
Peer reviewed Peer reviewed
Rozeboom, William W. – Journal of Educational Statistics, 1981
Browne's definitive but complex formulas for the cross-validational accuracy of an OSL-estimated regression equation in the random-effects sampling model are here reworked to achieve greater perspicuity and extended to include the fixed-effects sampling model. (Author)
Descriptors: Least Squares Statistics, Mathematical Models, Multiple Regression Analysis, Research Design