Results 11 to 20 of about 4,407,326 (257)

Exploring differential item functioning in the SF-36 by demographic, clinical, psychological and social factors in an osteoarthritis population [PDF]

, 2013
The SF-36 is a very commonly used generic measure of health outcome in osteoarthritis (OA). An important, but frequently overlooked, aspect of validating health outcome measures is to establish if items work in the same way across subgroup of a ...
Marie Johnston, Johnston, Marie, Pollard, Beth, Dixon, Diane, Beth Pollard, Diane Dixon   +5 more
core   +4 more sources

A Penalty Approach to Differential Item Functioning in Rasch Models [PDF]

, 2012
A new diagnostic tool for the identification of differential item functioning (DIF) is proposed. Classical approaches to DIF allow to consider only few subpopulations like ethnic groups when investigating if the solution of items depends on the ...
Tutz, Gerhard, Schauberger, Gunther
core   +1 more source

Detecting Differential Item and Step Functioning with Rating Scale and Partial Credit Trees [PDF]

, 2014
Several statistical procedures have been suggested for detecting differential item functioning (DIF) and differential step functioning (DSF) in polytomous items.
Zeileis, Achim, Abou El-Komboz, Basil, Strobl, Carolin   +2 more
core   +1 more source

Differential Item Functioning (DIF) results.

, 2021
Differential Item Functioning (DIF) results.
Melissa A. Clark (6459014), Emily Graczyk (11883421), Jacob Segil (9697103), Pengsheng Ni (3599999), Linda J. Resnik (4063234), Mathew L. Borgia (11883418)   +5 more
core   +1 more source

Differential Item Functioning and Item Bias: Critical Considerations in Test Fairness

Studies in Applied Linguistics & TESOL, 2006
In recent years, policy makers, administrators, and test developers in the field of second language assessment have paid considerable attention to the issue of test fairness.
Michael Perrone
doaj   +1 more source

A Simulation and Empirical Study of Differential Test Functioning (DTF)

Psych, 2023
Detecting and understanding DTF is very important under various DIF conditions. In this study, the performance of DTF, DRF, SIBTEST, and CSIBTEST approaches in detecting DIF effects was investigated using a simulation study and a real dataset.
Güler Yavuz Temel
doaj   +1 more source

Statistical and extra-statistical considerations in differential item functioning analyses

SA Journal of Industrial Psychology, 2004
This article briefly describes the main procedures for performing differential item functioning (DIF) analyses and points out some of the statistical and extra-statistical implications of these methods.
G. K. Huysamen
doaj   +1 more source

Differential item functioning & item parameter estimation of each EF Task.

, 2022
Differential item functioning & item parameter estimation of each EF Task.
Hafsa Khalil Toor (13804671), Rubina Hanif (3233058)   +1 more
core   +1 more source

Comparing Robust Linking and Regularized Estimation for Linking Two Groups in the 1PL and 2PL Models in the Presence of Sparse Uniform Differential Item Functioning

Stats, 2023
In the social sciences, the performance of two groups is frequently compared based on a cognitive test involving binary items. Item response models are often utilized for comparing the two groups.
Alexander Robitzsch
doaj   +1 more source

Results of the differential item functioning analyses.

, 2022
Results of the differential item functioning analyses.
Suyeong Bae (13001702), Heesu Choi (13001711), Yaena Ha (13001708), Ickpyo Hong (7466915), Hae Yean Park (13001714), Ji-Hyuk Park (418441), Yeajin Ham (9538977), Heerim Lee (13001705)   +7 more
core   +1 more source