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Daller, Michael; Müller, Amanda; Wang-Taylor, Yixin – International Journal of Bilingual Education and Bilingualism, 2021
The present article gives an overview of several studies on the predictive validity of the C-test. In the first part of the article, we discuss the construct validity of this test format. Only if the underlying construct of this test is understood, can a justification for high predictive validity be made. In the second part, we discuss several…
Descriptors: Predictive Validity, Academic Achievement, Foreign Students, Graduate Students
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Chen, Chen; Liu, Yongcan – Reading in a Foreign Language, 2020
This study explored the role of vocabulary breadth and depth in second language learners' performance in IELTS academic reading tests in China. Sixty-two Chinese learners of English as a foreign language completed a vocabulary size test, a vocabulary depth test, and an IELTS reading test. Results showed that vocabulary breadth and depth both…
Descriptors: Reading Tests, Correlation, Foreign Countries, Second Language Learning