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Peer reviewedLinn, Robert L. – Educational Evaluation and Policy Analysis, 1979
The internal validity of the RMC models, especially Model A, is examined. Concern centers on limiting evaluation to cognitive outcomes, using constant percentile as the no-treatment expectation, and using norms for one test to establish the expected no-treatment performance level for another test. (MH)
Descriptors: Achievement Gains, Compensatory Education, Elementary Education, Evaluation Methods
Download full textFeatherstone, Helen J. – 1974
Data from the 1969-70 and 1970-71 Head Start Planned Variation (HSPV)Study were used to examine program-child interactions. An effort was made to determine whether different preschool programs have different cognitive effects on different types of children. Seven hypotheses for the analysis of the data were generated from the results of the HSPV…
Descriptors: Age Differences, Cognitive Development, Comparative Analysis, Compensatory Education
