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Direct linkLortie-Forgues, Hugues; Inglis, Matthew – Educational Researcher, 2019
There are a growing number of large-scale educational randomized controlled trials (RCTs). Considering their expense, it is important to reflect on the effectiveness of this approach. We assessed the magnitude and precision of effects found in those large-scale RCTs commissioned by the UK-based Education Endowment Foundation and the U.S.-based…
Descriptors: Randomized Controlled Trials, Educational Research, Effect Size, Program Evaluation
