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Oltman, Philip K.; Stricker, Lawrence J. – 1988
A study examined the relationship of native language and level of English proficiency to the structure of the Test of English as a Foreign Language (TOEFL). Using all of the information provided by various responses to the test's items (the four alternatives, omitted, and not reached), the items' interrelations were analyzed by three-way…
Descriptors: Comparative Analysis, Construct Validity, English (Second Language), Language Proficiency
Hicks, Marilyn M. – 1984
Six methods of equating Test of English as a Foreign Language (TOEFL) test scores for samples consisting of the usual groups of examinees and groups controlled for native language representation were evaluated in terms of scale stability. The equating methods included three item response theory (IRT) variants (fixed b's scaling, a one-parameter…
Descriptors: College Entrance Examinations, Comparative Analysis, English (Second Language), Equated Scores