Predicting Patterns of Grammatical Complexity Across Language Exam Task Types and Proficiency Levels

In the present article, we explore the extent to which previous research on register variation can be used to predict spoken/written task-type variation as well as differences across score levels in the context of a major standardized language exam (TOEFL iBT). Specifically, we carry out two sets of linguistic analyses based on a large corpus of TOEFL iBT responses: one investigating the use of 23 grammatical complexity features, and the second...