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Direct linkDisha, Ilir; Vollman, Brenda K. – Open Learning, 2023
Open Educational Resources (OER) are regularly adopted, yet questions persist about efficacy. Do OER improve student performance? Research produces ambiguous results, because these are derived from small sample sizes, inadequate efficacy measures, and neglect of interactional effects. We examine the effect of OER on student grades using over…
Descriptors: Open Educational Resources, Academic Achievement, Learning Trajectories, Instructional Effectiveness
