Investigating the Impact of Missing Data Handling Methods on the Detection of Differential Item Functioning

In this study, it is aimed to investigate the impact of different missing data handling methods on the detection of Differential Item Functioning methods (Mantel Haenszel and Standardization methods based on Classical Test Theory and Likelihood Ratio Test method based on Item Response Theory). In th...

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Main Authors: Hüseyin Selvi, Devrim Ozdemir Alıcı
Format: Article
Language:English
Published: izzet kara 2017-08-01
Series:International Journal of Assessment Tools in Education
Subjects:
Online Access:http://ijate.net/index.php/ijate/article/view/166
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author Hüseyin Selvi
Devrim Ozdemir Alıcı
author_facet Hüseyin Selvi
Devrim Ozdemir Alıcı
author_sort Hüseyin Selvi
collection DOAJ
description In this study, it is aimed to investigate the impact of different missing data handling methods on the detection of Differential Item Functioning methods (Mantel Haenszel and Standardization methods based on Classical Test Theory and Likelihood Ratio Test method based on Item Response Theory). In this regard, on the data acquired from 1046 candidates who entered to Foreign National Student Exam (FNSE) held in year 2016 by Mersin University (MEU) and answered Basic Skills subtest, using different missing data handling methods, differential item functioning analyses with Mantel Haenszel, Standardization and Likelihood Ratio Test methods are performed. Basic Skills test consists of 80 multiple choice items. The items are all binary scored (1-0) items. Among the participants 523 are female and 523 are male. The findings showed that the number of items flagged as DIF has changed with the used missing data handling methods. The DIF detection methods based on Classical Test Theory are more consistent within themselves compared to DIF detection method based on Item Response Theory, whereas the used missing data handling methods differentiate the DIF detected items and this difference reaches a significant level for Mantel Haenszel method
format Article
id doaj-art-d02b5481027448fcae9de71b8ccd4bba
institution OA Journals
issn 2148-7456
language English
publishDate 2017-08-01
publisher izzet kara
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series International Journal of Assessment Tools in Education
spelling doaj-art-d02b5481027448fcae9de71b8ccd4bba2025-08-20T01:55:08Zengizzet karaInternational Journal of Assessment Tools in Education2148-74562017-08-0151127Investigating the Impact of Missing Data Handling Methods on the Detection of Differential Item FunctioningHüseyin Selvi0Devrim Ozdemir Alıcı1Mersin University, Medical Faculty, Medical Education Department(Assoc Prof) Mersin University, Faculty of Education, Department of Measurement and Evaluation in EducationIn this study, it is aimed to investigate the impact of different missing data handling methods on the detection of Differential Item Functioning methods (Mantel Haenszel and Standardization methods based on Classical Test Theory and Likelihood Ratio Test method based on Item Response Theory). In this regard, on the data acquired from 1046 candidates who entered to Foreign National Student Exam (FNSE) held in year 2016 by Mersin University (MEU) and answered Basic Skills subtest, using different missing data handling methods, differential item functioning analyses with Mantel Haenszel, Standardization and Likelihood Ratio Test methods are performed. Basic Skills test consists of 80 multiple choice items. The items are all binary scored (1-0) items. Among the participants 523 are female and 523 are male. The findings showed that the number of items flagged as DIF has changed with the used missing data handling methods. The DIF detection methods based on Classical Test Theory are more consistent within themselves compared to DIF detection method based on Item Response Theory, whereas the used missing data handling methods differentiate the DIF detected items and this difference reaches a significant level for Mantel Haenszel methodhttp://ijate.net/index.php/ijate/article/view/166Differential Item Functioning DIF, Test and Item Bias, Missing Values, Imputation of Missing Data, Mantel Haenszel, Likelihood Ratio Test
spellingShingle Hüseyin Selvi
Devrim Ozdemir Alıcı
Investigating the Impact of Missing Data Handling Methods on the Detection of Differential Item Functioning
International Journal of Assessment Tools in Education
Differential Item Functioning DIF, Test and Item Bias, Missing Values, Imputation of Missing Data, Mantel Haenszel, Likelihood Ratio Test
title Investigating the Impact of Missing Data Handling Methods on the Detection of Differential Item Functioning
title_full Investigating the Impact of Missing Data Handling Methods on the Detection of Differential Item Functioning
title_fullStr Investigating the Impact of Missing Data Handling Methods on the Detection of Differential Item Functioning
title_full_unstemmed Investigating the Impact of Missing Data Handling Methods on the Detection of Differential Item Functioning
title_short Investigating the Impact of Missing Data Handling Methods on the Detection of Differential Item Functioning
title_sort investigating the impact of missing data handling methods on the detection of differential item functioning
topic Differential Item Functioning DIF, Test and Item Bias, Missing Values, Imputation of Missing Data, Mantel Haenszel, Likelihood Ratio Test
url http://ijate.net/index.php/ijate/article/view/166
work_keys_str_mv AT huseyinselvi investigatingtheimpactofmissingdatahandlingmethodsonthedetectionofdifferentialitemfunctioning
AT devrimozdemiralıcı investigatingtheimpactofmissingdatahandlingmethodsonthedetectionofdifferentialitemfunctioning