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Taylor, Joseph A.; Pigott, Terri; Williams, Ryan – Educational Researcher, 2022
Toward the goal of more rapid knowledge accumulation via better meta-analyses, this article explores statistical approaches intended to increase the precision and comparability of effect sizes from education research. The featured estimate of the proposed approach is a standardized mean difference effect size whose numerator is a mean difference…
Descriptors: Statistical Analysis, Effect Size, Meta Analysis, Comparative Analysis