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Hedges, Larry V.; Rhoads, Christopher – National Center for Special Education Research, 2010
This paper provides a guide to calculating statistical power for the complex multilevel designs that are used in most field studies in education research. For multilevel evaluation studies in the field of education, it is important to account for the impact of clustering on the standard errors of estimates of treatment effects. Using ideas from…
Descriptors: Research Design, Field Studies, Computers, Effect Size
Bienkowski, Marie; Gerard, Sarah Nixon; Rubin, Shawn; Sanford, Cathy; Borrelli-Murray, Dana; Driscoll, Tom; Arora, Jessie; Hruska, Mike; Beck, Katie; Murray, Thomas; Hoekstra, Jason; Gannes, Stuart; Metz, Edward; Midgley, Steve; Castilla, Stephanie; Tomassini, Jason; Madda, Mary Jo; Chase, Zac; Martin, Erik; Noel, Marcus; Styles, Kathleen – Office of Educational Technology, US Department of Education, 2015
Opportunities abound for software designers and developers to create impactful tools for teachers, school leaders, students, and their families. This guide for developers, startups, and entrepreneurs addresses key questions about the education ecosystem and highlights critical needs and opportunities to develop digital tools and apps for learning.…
Descriptors: Computer Software, Design, Technology Uses in Education, Educational Technology