This explorative-descriptive study set out to examine the equivalence among Test of English Proficiency (TOEP) forms, developed by the Indonesian Testing Service Centre (ITSC) and co-founded by The Association for The Teaching of English as a Foreign Language in Indonesia (TEFLIN) and The Association of Psychology in Indonesia. Using a…

Randomly equivalent forms (REF) of tests in listening and reading for nonnative speakers of English were created by stratified random assignment of items to forms, stratifying on item content and predicted difficulty. The study included 50 replications of the procedure for each test. Each replication generated 2 REFs. The equivalence of those 2…

For a growing number of test translations, there is a need for equating that provides scores that can be used interchangeably for both source- and target-language forms, but basic equating requirements cannot usually be met in the cross-lingual case. The situation is more problematic in verbal tests, where translation has more impact on item…

Test data from 200 examinees from the Spanish Teacher Certification Examination and 75 examinees from the French Teacher Certification Examination were used in a study of scale drift in sequentially equated test forms. Using sampling with replacement, 1,000 samples of 100 examinees each for Spanish and 1,000 samples of 50 each for French were…

Examination boards are often criticized for their failure to provide evidence of comparability across forms, and few such studies are publicly available. This study aims to investigate the extent to which three forms of the General English Proficiency Test Intermediate Speaking Test (GEPTS-I) are parallel in terms of two types of validity…