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Al Otaiba, Stephanie; Connor, Carol M.; Folsom, Jessica S.; Wanzek, Jeanne; Greulich, Luana; Schatschneider, Christopher; Wagner, Richard K. – Exceptional Children, 2014
This randomized controlled experiment compared the efficacy of two response-to-intervention (RTI) models--typical RTI and dynamic RTI--and included 34 first-grade classrooms (n = 522 students) across 10 socioeconomically and culturally diverse schools. Typical RTI was designed to follow the two-stage RTI decision rules that wait to assess response…
Descriptors: Intervention, Comparative Analysis, Control Groups, Experimental Groups
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Greulich, Luana; Al Otaiba, Stephanie; Schatschneider, Christopher; Wanzek, Jeanne; Ortiz, Miriam; Wagner, Richard K. – Learning Disability Quarterly, 2014
The purpose of this study was to use a mixed methods approach to learn about inadequate response to a year-long multi-tier response to intervention (RTI) model that allowed first-grade students to move up and down tiers. Participants were 156 students who received supplemental intervention services during a larger multi-tier RTI study involving…
Descriptors: Response to Intervention, Elementary School Students, Mixed Methods Research, Regression (Statistics)