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Allalouf, Avi; Rapp, Joel; Stoller, Reuven – International Journal of Testing, 2009
When a test is adapted from a source language (SL) into a target language (TL), the two forms are usually not psychometrically equivalent. If linking between test forms is necessary, those items that have had their psychometric characteristics altered by the translation (differential item functioning [DIF] items) should be eliminated from the…
Descriptors: Test Items, Test Format, Verbal Tests, Psychometrics