1984 …2020

Research output per year

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Personal profile

Research interests

Topics of research interest include developing meta-analytic effect sizes and tests, Monte Carlo studies, conceptual and empirical models for socioeconomic status, and research design.

Research interests

  • statistics
  • meta-analysis
  • research design

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Research Output

  • Improving student learning of ratio, proportion, and percent: A replication study of schema-based instruction

    Jitendra, A. K., Harwell, M. R., Im, S. H. & Karl, S. R., Aug 2019, In : Journal of Educational Psychology. 111, 6, p. 1045-1062 18 p.

    Research output: Contribution to journalArticle

    Open Access
  • 3 Scopus citations

    Life STEM: A Case Study of Life Science Learning Through Engineering Design

    Guzey, S. S., Ring-Whalen, E. A., Harwell, M. & Peralta, Y., Jan 15 2019, In : International Journal of Science and Mathematics Education. 17, 1, p. 23-42 20 p.

    Research output: Contribution to journalArticle

  • 17 Scopus citations
    Open Access