Multiple-choice tests such as the Vocabulary Levels Test (VLT) are often viewed as a preferable estimator of vocabulary knowledge when compared to yes/no checklists, because self-reporting tests introduce the possibility of students overreporting or underreporting scores. However, multiple-choice tests have their own unique disadvantages. It has…

This study assessed the invariance in the factor structure of the "Test of English as a Foreign Language"™ Internet-based test (TOEFL® iBT) across subgroups of test takers who differed in native language and exposure to the English language. The subgroups were defined by (a) Indo-European and Non-Indo-European language family, (b)…

"Linguistic ability" is a widely misused term in foreign language literature. This confusion prompted an investigation into language aptitude testing, the specific goals of which included determining: the distribution of language aptitude across ability range; the validity of Pimsleur's suggestions of combined verbal and auditory scores;…