Abstract:
In standardized assessments, detecting potentially biased items is important to ensure that tests are fair and unbiased for all examinees. To learn about the concept of item fairness and its evaluation process, differential item functioning (DIF) is introduced. This paper provides the DIF results for the Woodcock-Johnson. V (WJ V™) tests. Items with stable and reliable item statistics and without DIF were selected for inclusion in the WJ V publication form after a careful review by content experts and test authors.
Read more in research article by Hyeonjoo Oh, Huan Liu, JP Kim.
Expanded Version of the Poster Presented at the Annual Meeting of the National Association of School Psychologists, New Orleans, Louisiana. February 14–17, 2024.