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Ding, Weili; Lehrer, Steven F. – National Bureau of Economic Research, 2009
This paper introduces an empirical strategy to estimate dynamic treatment effects in randomized trials that provide treatment in multiple stages and in which various noncompliance problems arise such as attrition and selective transitions between treatment and control groups. Our approach is applied to the highly influential four year randomized…
Descriptors: Control Groups, Class Size, Small Classes, Grade 1
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Newton, Xiaoxia A.; Llosa, Lorena – American Journal of Evaluation, 2010
Most K-12 evaluations are designed to make inferences about how a program implemented at the classroom or school level affects student learning outcomes and such inferences inherently involve hierarchical data structure. One methodological challenge for evaluators is linking program implementation factors typically measured at the classroom or…
Descriptors: Program Evaluation, Reading Programs, Reading Achievement, Program Implementation
Johanson, Joyce; Clark, Letha; Daytner, Katrina; Robinson, Linda – Center for Best Practices in Early Childhood Education, 2009
Accessing Curriculum through Technology Tools (ACTTT), a model development project, was developed and tested by staff of the Center for Best Practices in Early Childhood (the Center), a research and development unit within the College of Education and Human Services at Western Illinois University. The major goal of ACTTT was to develop,…
Descriptors: Elementary School Students, Disabilities, Educational Technology, Kindergarten