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Direct linkTenison, Caitlin; Ling, Guangming; McCulla, Laura – International Journal of Artificial Intelligence in Education, 2023
In this paper we use historic score-reporting records and test-taker metadata to inform data-driven recommendations that support international students in their choice of undergraduate institutions for study in the United States. We investigate the use of Structural Topic Modeling (STM) as a context-aware, probabilistic recommendation method that…
Descriptors: Foreign Students, Undergraduate Students, College Choice, Models
Ling, Guangming – Language Assessment Quarterly, 2017
To investigate whether the type of keyboard used in exams introduces any construct-irrelevant variance to the TOEFL iBT Writing scores, we surveyed 17,040 TOEFL iBT examinees from 24 countries on their keyboard-related perceptions and preferences and analyzed the survey responses together with their test scores. Results suggest that controlling…
Descriptors: English (Second Language), Language Tests, Second Language Learning, Writing Tests
Download full textLing, Guangming; Gu, Lin – ETS Research Report Series, 2019
While many researchers have studied the relationship of socioeconomic status (SES) to adult learners' English language proficiency levels, little is known about this relationship for young learners (i.e., teenagers). In this study, we investigated the degree to which access to English language learning, as reflected by learners' SES, is associated…
Descriptors: Second Language Learning, English (Second Language), Language Tests, Language Proficiency
Ling, Guangming; Mollaun, Pamela; Xi, Xiaoming – Language Testing, 2014
The scoring of constructed responses may introduce construct-irrelevant factors to a test score and affect its validity and fairness. Fatigue is one of the factors that could negatively affect human performance in general, yet little is known about its effects on a human rater's scoring quality on constructed responses. In this study, we compared…
Descriptors: Evaluators, Fatigue (Biology), Scoring, Performance
Ling, Guangming; Wolf, Mikyung Kim; Cho, Yeonsuk; Wang, Yuan – ETS Research Report Series, 2014
Although English-as-a-second-language (ESL) programs for matriculated students have been a presence in U.S. higher education since the 1940s, little has been documented in the literature concerning ESL courses, ESL placement tests, and the procedures in which incoming students are placed into appropriate classes.The present study takes three…
Descriptors: English (Second Language), Second Language Instruction, Higher Education, Program Content
Ling, Guangming; Powers, Donald E.; Adler, Rachel M. – ETS Research Report Series, 2014
One fundamental way to determine the validity of standardized English-language test scores is to investigate the extent to which they reflect anticipated learning effects in different English-language programs. In this study, we investigated the extent to which the "TOEFL iBT"® practice test reflects the learning effects of students at…
Descriptors: Language Tests, Second Language Learning, English (Second Language), Computer Assisted Testing
