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Peer reviewedLaufer, Batia; Nation, Paul – Language Testing, 1999
Investigated the reliability, validity, and practicality of a controlled production measure of vocabulary, consisting of items from five frequency levels and using a completion-item format. Two equivalent test forms were compared. The test was found to be useful in distinguishing between different proficiency groups. (Author/MSE)
Descriptors: Difficulty Level, Language Tests, Second Languages, Test Construction
