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Min, Shangchao; Bishop, Kyoungwon; Gary Cook, Howard – Language Testing, 2022
This study explored the interplay between content knowledge and reading ability in a large-scale multistage adaptive English for academic purposes (EAP) reading assessment at a range of ability levels across 1-12 graders. The datasets for this study were item-level responses to the reading tests of ACCESS for ELLs Online 2.0. A sample of 10,000…
Descriptors: Item Response Theory, English Language Learners, Correlation, Reading Ability
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Koo, Jin; Becker, Betsy Jane; Kim, Young-Suk – Language Testing, 2014
In this study, differential item functioning (DIF) trends were examined for English language learners (ELLs) versus non-ELL students in third and tenth grades on a large-scale reading assessment. To facilitate the analyses, a meta-analytic DIF technique was employed. The results revealed that items requiring knowledge of words and phrases in…
Descriptors: Test Bias, Reading Tests, English Language Learners, Native Speakers