The emergence of digital-first assessments is prompting reconsideration of, and innovation in, aspects of psychometrics, test validation, and test use. Using the Duolingo English Test (DET) as an example, this three-paper series seeks to address issues concerning the estimation of classification consistency and the reporting of results for such…

Discusses the development and use of a computer-adaptive test (CAT) for learners of Chinese. Each time the examinee answers a question, the CAT program registers the answer and, based on the examinee's response, decides whether the next question should be harder or easier. (23 references) (MDM)

Computerized adaptive testing for language teaching and learning takes advantage of two properties of the computer: its number-crunching and multiple-branching capabilities. Adaptive testing has also been called tailored testing because it aims at presenting items that suit the student's competence and that are informative, using an item bank and…