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Evidence-Based Practices in a Changing World: Reconsidering the Counterfactual in Education Research
Peer reviewed
Direct linkLemons, Christopher J.; Fuchs, Douglas; Gilbert, Jennifer K.; Fuchs, Lynn S. – Educational Researcher, 2014
Experimental and quasi-experimental designs are used in educational research to establish causality and develop effective practices. These research designs rely on a counterfactual model that, in simple form, calls for a comparison between a treatment group and a control group. Developers of educational practices often assume that the population…
Descriptors: Educational Research, Research Design, Models, Control Groups
Download full textBell, Stephen H.; Puma, Michael J.; Cook, Ronna J.; Heid, Camilla A. – Society for Research on Educational Effectiveness, 2013
Access to Head Start has been shown to improve children's preschool experiences and school readiness on selected factors through the end of 1st grade. Two more years of follow-up, through the end of 3rd grade, can now be examined to determine whether these effects continue into the middle elementary grades. The statistical design and impact…
Descriptors: Evaluation Methods, Data Analysis, Randomized Controlled Trials, Sampling
