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Jo, Il-Hyun; Kim, Dongho; Yoon, Meehyun – Educational Technology & Society, 2015
This study describes the process of constructing proxy variables from recorded log data within a Learning Management System (LMS), which represents adult learners' time management strategies in an online course. Based on previous research, three variables of total login time, login frequency, and regularity of login interval were selected as…
Descriptors: Foreign Countries, Time Management, Adult Students, Integrated Learning Systems
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Pae, Tae-Il – Language Testing, 2012
This study tracked gender differential item functioning (DIF) on the English subtest of the Korean College Scholastic Aptitude Test (KCSAT) over a nine-year period across three data points, using both the Mantel-Haenszel (MH) and item response theory likelihood ratio (IRT-LR) procedures. Further, the study identified two factors (i.e. reading…
Descriptors: Aptitude Tests, Academic Aptitude, Language Tests, Test Items