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Performance Trajectories and Performance Gaps as Achievement Effect-Size Benchmarks for Educational Interventions
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Bloom, Howard S.; Hill, Carolyn J.; Black, Alison Rebeck; Lipsey, Mark W. – Journal of Research on Educational Effectiveness, 2008
Two complementary approaches to developing empirical benchmarks for achievement effect sizes in educational interventions are explored. The first approach characterizes the natural developmental progress in achievement made by students from one year to the next as effect sizes. Data for seven nationally standardized achievement tests show large…
Descriptors: Intervention, Academic Achievement, Achievement Tests, Effect Size
Adam Smith in the Mathematics Classroom
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Lipsey, Sally I. – Mathematics Teacher, 1975
The author describes a series of current economic ideas and situations which can be used in the mathematics classroom to illustrate the use of signed numbers, the coordinate system, univariate and multivariate functions, linear programing, and variation. (SD)
Descriptors: Algebra, Economics, Graphs, Instruction
Performance Trajectories and Performance Gaps as Achievement Effect-Size Benchmarks for Educational Interventions. MDRC Working Papers on Research Methodology
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Bloom, Howard S.; Hill, Carolyn J.; Black, Alison Rebeck; Lipsey, Mark W. – MDRC, 2008
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 nationally standardized achievement tests show large…
Descriptors: Intervention, Research Methodology, Academic Achievement, Achievement Tests