An exploratory study of characteristics related to IRT parameter invariance with the test of English as a foreign language
By: Walter D. Way, Patricia A. Carey, Marna L. Golub-Smith.
Contributors: Carey, Patricia A.; Golub-Smith, Marna L.
Series: TOEFL technical report ;; TR-6
Publisher: Educational Testing Service
Published: 1992
Place of publication: Princeton, N.J
Language: eng
Number of pages: 30
Subjects: Test of English as a Foreign Language -- Validity.; English language -- Study and teaching -- Foreign speakers.; Item response theory.
Notes: Includes bibliographical references (p. 29-30).