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Tamim, Rana M.; Borokhovski, Evgueni; Bernard, Robert M.; Schmid, Richard F.; Abrami, Philip C.; Pickup, David I. – Australasian Journal of Educational Technology, 2021
As the empirical literature in educational technology continues to grow, meta-analyses are increasingly being used to synthesise research to inform practice. However, not all meta-analyses are equal. To examine their evolution over the past 30 years, this study systematically analysed the quality of 52 meta-analyses (1988-2017) on educational…
Descriptors: Meta Analysis, Educational Quality, Educational Technology, Scores
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Peterson-Karlan, George R. – Assistive Technology Outcomes and Benefits, 2011
The trends and findings from a descriptive analysis of 25 years of research studies examining the effectiveness of technology to support the compositional writing of students with learning and academic disabilities are presented. A corpus of 85 applied research studies of writing technology effectiveness was identified from among 249 items in the…
Descriptors: Evidence, Writing (Composition), Editing, Writing Processes
Slavin, Robert E.; Lake, Cynthia; Groff, Cynthia – Center for Data-Driven Reform in Education, 2008
This article reviews research on the achievement outcomes of mathematics programs for middle and high schools. Study inclusion requirements included use of a randomized or matched control group, a study duration of at least twelve weeks, and equality at pretest. There were 102 qualifying studies, 28 of which used random assignment to treatments.…
Descriptors: Evidence, Cooperative Learning, Effect Size, Control Groups