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Schroeders, Ulrich; Robitzsch, Alexander; Schipolowski, Stefan – Journal of Educational Measurement, 2014
C-tests are a specific variant of cloze tests that are considered time-efficient, valid indicators of general language proficiency. They are commonly analyzed with models of item response theory assuming local item independence. In this article we estimated local interdependencies for 12 C-tests and compared the changes in item difficulties,…
Descriptors: Comparative Analysis, Psychometrics, Cloze Procedure, Language Tests