The test view is on the Duolingo English Test (DET), an alternative online English proficiency test with a machine-driven characteristic. The review covers essential information of the DET such as test purpose, usage, score-mapping with CEFR scale, price, and publisher. Meanwhile, the test usefulness is discussed with focuses on reliability,…

This paper compares two methods of establishing content validity, forced-choice judgmental review and a latent category judgmental review. It also compares content validity evidence with the results of a scale reliability analysis and makes recommendations of the two content validity procedures. Two different groups of graduate students enrolled…