Abstract:In this study, we developed an automated scoring model for an oral proficiency test eliciting spontaneous speech from nonnative speakers of English. In a large-scale oral proficiency test, a small number of responses may have atypical characteristics that make it difficult even for state-of-the-art automated scoring models to assign fair scores. The oral proficiency test in this study consisted of questions asking about content in materials provided to the test takers, and the atypical responses frequently had… Show more
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