Nonverbal behavior can impact language proficiency scores in speaking tests, but there is little empirical information of the size or consistency of its effects or whether language proficiency may be a moderating variable. In this study, 100 novice raters watched and scored 30 recordings of test takers taking an international, high stakes…

This paper focuses on examining the use of the Duolingo App as a supplement to the traditional ESP courses in Secretarial Studies, for Advanced ESP learners Classes of Lycée Technique et Professional de Porto Novo (LTP-PN), in the Benin Republic. The Objective is to assess substantial improvement of Learners Oral Communication skills after 3…

This study examined how Google Jamboard-based autonomous knowledge-sharing advanced language proficiency and motivation in an online intermediate--high EFL communication course. For one semester, 30 Korean first-year college students shared their learning experiences beyond the classroom, enhancing their English communication competence via a…

Second language (L2) oral performance assessment always involves raters' subjective judgments and is thus subject to rater variability. The variability due to rater characteristics has important consequential impacts on decision-making processes, particularly in high-stakes testing situations (Bachman, Lynch, & Mason, 1995; A. Brown, 1995;…

This dissertation provides an automated scoring method of speech fluency for second language learners of English (L2 learners) based that uses speech recognition technology. Non-standard pronunciation, frequent disfluencies, faulty grammar, and inappropriate lexical choices are crucial characteristics of L2 learners' speech. Due to the ease of…