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From Planning to Implementation: An Examination of Changes in the Research Design, Sample Size, and Precision of Group Randomized Trials Launched by the Institute of Education Sciences
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Spybrook, Jessaca; Puente, Anne Cullen; Lininger, Monica – Journal of Research on Educational Effectiveness, 2013
This article examines changes in the research design, sample size, and precision between the planning phase and implementation phase of group randomized trials (GRTs) funded by the Institute of Education Sciences. Thirty-eight GRTs funded between 2002 and 2006 were examined. Three studies revealed changes in the experimental design. Ten studies…
Descriptors: Educational Research, Research Design, Sample Size, Accuracy
Scientifically Based Research and Evidence-Based Education: A Federal Policy Context.
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Smith, Anne – Research and Practice for Persons with Severe Disabilities, 2003
This article provides a look at the federal policy context for the scientifically based research (SBR) and evidence-based education (EBE) initiatives by sharing U.S. Department of Education presentations and related publications about SBR and EBE. It discusses the impact of these policy initiatives on special education research activities.…
Descriptors: Early Childhood Education, Elementary Secondary Education, Exceptional Child Research, Federal Legislation
"Scientifically Based Research" and Qualitative Inquiry.
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Giangreco, Michael F.; Taylor, Steven J. – Research and Practice for Persons with Severe Disabilities, 2003
This article discusses concerns about the definition of scientifically based research in federal education legislation and its impact on the use of qualitative inquiry as a research method. It describes key contributions of qualitative research that could be jeopardized if the current definition remains unchanged or narrowly interpreted. (Contains…
Descriptors: Definitions, Early Childhood Education, Elementary Secondary Education, Exceptional Child Research