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Irvine, David J.; And Others – 1976
Identifying the effects of the New York State Experimental Prekindergarten Program on the development of children requires that a broad array of data be analyzed. In studying the effects of the program, the evaluation unit is interested in determining whether there is an overall effect, and whether children of different ages and different levels…
Descriptors: Age Differences, Analysis of Covariance, Cognitive Development, Cognitive Tests