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Methe, Scott A.; Kilgus, Stephen P.; Neiman, Cheryl; Riley-Tillman, T. Chris – Journal of Behavioral Education, 2012
This study examined interventions for addition and subtraction that were implemented through single-case design (SCD) research studies. We attempted to extend prior SCD meta-analyses by examining differences in effect sizes across several moderating variables and by including a novel index of effect, improvement rate difference (IRD). We also…
Descriptors: Evidence, Intervention, Educational Research, Effect Size