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Chang, Heesun – Language Assessment Quarterly, 2022
Drawing on the framework of invariant measurement from Rasch measurement theory, the purpose of this study is to psychometrically evaluate the 20 language and teaching skill domains of the International Teaching Assistant (ITA) Test using the many-facet Rasch model and to empirically explore performance differences between females and males in…
Descriptors: Teaching Assistants, Grammar, Second Language Learning, Second Language Instruction
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Aryadoust, Vahid – International Journal of Listening, 2012
This article investigates a version of the International English Language Testing System (IELTS) listening test for evidence of differential item functioning (DIF) based on gender, nationality, age, and degree of previous exposure to the test. Overall, the listening construct was found to be underrepresented, which is probably an important cause…
Descriptors: Evidence, Test Bias, Testing, Listening Comprehension Tests