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Download full textWay, Walter D.; And Others – 1992
This study provided an exploratory investigation of item features that might contribute to a lack of invariance of item parameters for the Test of English as a Foreign Language (TOEFL). Data came from seven forms of the TOEFL administered in 1989. Subjective and quantitative measures developed for the study provided consistent information related…
Descriptors: Ability, English (Second Language), Goodness of Fit, Item Response Theory
