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Finch, W. Holmes; Hernández Finch, Maria E.; French, Brian F. – International Journal of Testing, 2016
Differential item functioning (DIF) assessment is key in score validation. When DIF is present scores may not accurately reflect the construct of interest for some groups of examinees, leading to incorrect conclusions from the scores. Given rising immigration, and the increased reliance of educational policymakers on cross-national assessments…
Descriptors: Test Bias, Scores, Native Language, Language Usage