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Karlin, Omar; Karlin, Sayaka – InSight: A Journal of Scholarly Teaching, 2018
This study had two aims. The first was to explain the process of using the Rasch measurement model to validate tests in an easy-to-understand way for those unfamiliar with the Rasch measurement model. The second was to validate two final exams with several shared items. The exams were given to two groups of students with slightly differing English…
Descriptors: Item Response Theory, Test Validity, Test Items, Accuracy
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Rahimi, Muhammad; Zhang, Lawrence Jun – Language Learning Journal, 2016
This study was designed to investigate the effects of incidental unfocused prompts and recasts on improving English as a foreign language (EFL) learners' grammatical accuracy as measured in students' oral interviews and the Test of English as a Foreign Language (TOEFL) grammar test. The design of the study was quasi-experimental with pre-tests,…
Descriptors: English (Second Language), Second Language Learning, Statistical Analysis, Advanced Students