An Investigation of Item Position Effects by Means of IRT-Based Differential Item Functioning Methods

In this study, whether item position effects lead to DIF in the condition where different test booklets are used was investigated. To do this the methods of Lord’s chi-square and Raju’s unsigned area with the 3PL model under with and without item purification were used. When the performance of the m...

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Bibliographic Details

Published in:	International Journal of Assessment Tools in Education
Main Authors:	Esin Yılmaz Koğar, Sümeyra Soysal
Format:	Article
Language:	English
Published:	izzet kara 2021-06-01
Subjects:	item position effects item response theory differential item function unsigned raju’s area lord’s chi-square differential item functio raju’s unsigned area
Online Access:	https://dergipark.org.tr/tr/download/article-file/1238383