Growing up in the digital era, young children are exposed to numerous educational applications and programs, some with well-designed curricula and others focused more on entertainment or game-like qualities. With the increasing popularity of mobile language-learning applications among young children, this dissertation raises a crucial question: do…

This dissertation study presents a case study of one of the largest educational agencies in China. The study investigated the instructional effectiveness of the test prep program in Test of English as a Foreign Language (TOEFL). The purpose of this study is threefold: 1) to examine the educational effectiveness of a language proficiency test…

Under the framework of item response theory (IRT) and generalizability (G-) theory, this study examined the effects of item difficulty on rating reliability and construct validity on both the constructed-response (CR) items and essay items on English examinations. The data collected for this study were students' scores and responses on the two…

Assessment is an integral part of learning as it is used to gather information about a test-taker. Those in the field of academia, such as educational policy makers, instructors, and administrators are able to use information gathered from tests to further instruction and learning decisions (Baker, 2006; Drianna, 2007; Kasper & Ross, 2013;…

The U.S.-China relationship is "the" most consequential bilateral relationship in the world. As the U.S. and China engage, even if both sides do not see eye-to-eye on all issues, it is extremely important to find areas of cooperation that are able to have a positive influence on the world. In its role as a superpower, the U.S. is…

The influence exerted by language tests on language teaching and learning has been called washback (Pearson, 1988). Although an increasing number of empirical washback studies have appeared after the call by Alderson and Wall (1993), the perspectives of the most immediate stakeholders, the test takers, are largely under-researched. Equally…

Speech prosody is a multi-faceted dimension of speech which can be measured and analyzed in a variety of ways. In this study, the speech prosody of Mandarin L1 speakers, English L2 speakers, and English L1 speakers was assessed by trained raters who listened to sound clips of the speakers responding to a graph prompt and reading a short passage.…

Each year, millions of high school seniors in China take the National College Entrance Examination (or gaokao). The score the students receive on the gaokao is the sole determinant of whether they will be admitted to college and which college they may attend. Because the demand for college exceeds the availability of admission seats, the…