The assumption called PIRC (proportional item response curve) was tested in which PIRC was used to predict item scores of selected examinees on selected items. Findings show approximate accuracies of prediction for PIRC, the three-parameter logist model, and a modified Rasch model. (12 references) (Author/LB)

Several analyses are presented on the relationships among the Test of Spoken English, Test of Written English, and Test of English as a Foreign Language. The multivariate prediction of each test from the scores on the others is very accurate; variances with two prominent factors may relate to specific cognitive test-taking skills. (eight…

Examines the validity of the cultural bias contention with respect to English aptitude tests by looking at test scores of Jewish and Arab students applying for admission to a college in Israel. Results show evidence for differential construct or predictive validity of test scores as a function of cultural group membership. (31 references)…