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Staples, Shelley; Laflair, Geoffrey T.; Egbert, Jesse – Modern Language Journal, 2017
Oral Proficiency Interviews (OPIs) are widely used to measure speaking ability in a second or foreign language. The Michigan English Language Assessment Battery (MELAB) Speaking Test is an OPI used for academic and professional purposes around the world. However, little research on this or other OPIs has quantitatively compared test takers' speech…
Descriptors: Comparative Analysis, Language Usage, Second Language Learning, Nurses
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LaFlair, Geoffrey T.; Staples, Shelley – Language Testing, 2017
Investigations of the validity of a number of high-stakes language assessments are conducted using an argument-based approach, which requires evidence for inferences that are critical to score interpretation (Chapelle, Enright, & Jamieson, 2008b; Kane, 2013). The current study investigates the extrapolation inference for a high-stakes test of…
Descriptors: Computational Linguistics, Language Tests, Test Validity, Inferences
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Staples, Shelley; Biber, Douglas; Reppen, Randi – Modern Language Journal, 2018
One of the central considerations in the validity argument for the TOEFL iBT is the relationship between the language on the exam and the language required for university courses. Corpus linguistics has recently been shown to be an effective way to explore this relationship, which can also be considered as an aspect of authenticity. Applying…
Descriptors: Computational Linguistics, Computer Assisted Testing, English (Second Language), Language Tests