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Abstract

Psychology and Psychotherapy: Research Study

Merging Generalizability Theory and Bifactor Modeling to Improve Psychological Assessments

  • Open or CloseWalter P Vispoel* and Hyeryung Lee

    Department of Psychological and Quantitative Foundations, University of Iowa, USA

    *Corresponding author:Walter P Vispoel, Department of Psychological and Quantitative Foundations, University of Iowa, USA

Submission: April 28, 2023;Published: May 19, 2023

DOI: 10.31031/PPRS.2023.07.000652

ISSN: 2639-0612
Volume7 Issue1

Abstract

Generalizability theory and bifactor modeling have been used to represent psychometric properties of scores in numerous disciplines but are rarely combined to take advantage of what each has to offer. In this article, we briefly describe the nature of these procedures and provide an extended example of how they can be used together when developing, evaluating, and improving assessment procedures in psychological contexts.

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