Performance Trajectories and Performance Gaps as Achievement Effect-Size Benchmarks for Educational Interventions. MDRC Working Papers on Research Methodology [electronic resource] / Howard S. Bloom, Carolyn J. Hill and Alison Rebeck Black.

This paper explores two complementary approaches to developing empirical benchmarks for achievement effect sizes in educational interventions. The first approach characterizes the natural developmental progress in achievement by students from one year to the next as effect sizes. Data for seven nati...

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Bibliographic Details

Online Access:	Full Text (via ERIC)
Main Author:	Bloom, Howard S.
Corporate Author:	Manpower Demonstration Research Corporation
Other Authors:	Hill, Carolyn J., Black, Alison Rebeck, Lipsey, Mark W.
Format:	Electronic eBook
Language:	English
Published:	[Place of publication not identified] : Distributed by ERIC Clearinghouse, 2008.
Subjects:	Intervention. Research Methodology. Academic Achievement. Achievement Tests. Effect Size. Benchmarking. Scores.