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Direct linkBloom, Howard S.; Richburg-Hayes, Lashawn; Black, Alison Rebeck – MDRC, 2005
This paper examines how controlling statistically for baseline covariates (especially pretests) improves the precision of studies that randomize schools to measure the impacts of educational interventions on student achievement. Part I of the paper introduces the concepts, issues, and options involved. Parts II and III present empirical findings…
Descriptors: Program Effectiveness, Reading Achievement, Mathematics Achievement, Research Methodology
Levine, Deborah R. – 1990
In spring and fall 1988, a two-phase study was conducted at Nassau Community College to evaluate two courses in the mathematics program: Preparatory Mathematics (MAT 001) and Introductory Algebra (MAT 002). Pre- and post-tests for the classes were administered to assess student learning outcomes. The first phase of the study examined aspects of…
Descriptors: Academic Achievement, Community Colleges, Comparative Analysis, Developmental Studies Programs
