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Direct linkCamilli, Gregory; de la Torre, Jimmy; Chiu, Chia-Yi – Journal of Educational and Behavioral Statistics, 2010
In this article, three multilevel models for meta-analysis are examined. Hedges and Olkin suggested that effect sizes follow a noncentral "t" distribution and proposed several approximate methods. Raudenbush and Bryk further refined this model; however, this procedure is based on a normal approximation. In the current research literature, this…
Descriptors: Markov Processes, Effect Size, Meta Analysis, Monte Carlo Methods
