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Garet, Michael S.; Cronen, Stephanie; Eaton, Marian; Kurki, Anja; Ludwig, Meredith; Jones, Wehmah; Uekawa, Kazuaki; Falk, Audrey; Bloom, Howard S.; Doolittle, Fred; Zhu, Pei; Sztejnberg, Laura – National Center for Education Evaluation and Regional Assistance, 2008
To help states and districts make informed decisions about the professional development (PD) they implement to improve reading instruction, the U.S. Department of Education commissioned the Early Reading PD Interventions Study to examine the impact of two research-based PD interventions for reading instruction: (1) a content-focused teacher…
Descriptors: Early Reading, Reading Instruction, Professional Development, Intervention
Bloom, 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