Search results for author:"Ren Chang"
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Computerized adaptive test item response times for correct and incorrect pretest and operational items: Testing fairness and test-taking strategies
Computerized@adaptive@test item response times for correct<p>and incorrect pretest and operational@items: Testing fairness and test@-taking@strategies (2007) pp. 1–141
This study examined the amount of time spent on pretest and operational items that are answered correctly and incorrectly by different ability examinees when taking a computerized adaptive test (CAT). Consistent with other research, the results...
Annual Meeting of the American Educational Research Association 2005 (April 2005)
This study examined the time different ability level examinees spend taking a CAT on demanding items to these examinees. It was also found that high able examinees spend more time on the pretest items, which are not tailored to the examinees'...
The Effect of Including Pretest Items in an Operational Computerized Adaptive Test: Do Different Ability Examinees Spend Different Amounts of Time on Embedded Pretest Items?
Educational Assessment Vol. 12, No. 2 (2007) pp. 161–173
The purpose of this study was to examine the effect of pretest items on response time in an operational, fixed-length, time-limited computerized adaptive test (CAT). These pretest items are embedded within the CAT, but unlike the operational items,...
Internet Research Vol. 7, No. 4 (1997) pp. 320–28
Describes the design and implementation of a system for the selective dissemination of information (SDI) from news articles via the World Wide Web, in Chinese and English, that focuses on multi-language filtering tools and follows a client-server...
International Journal of Distance Education Technologies Vol. 7, No. 3 (2009) pp. 26–43
Innovations in network and information technology have transformed traditional classroom lectures into new approaches that have given universities the opportunity to create a virtual laboratory. However, there is no systematic framework in existing...
Providing the Digital Learning Platform and Developing the Electronic Books for Independent Learners in the Web-Based Instruction System
World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education 2009 (Oct 26, 2009) pp. 1563–1570
The purpose of this study is to explore the combination of digital learning platform and electronic books (e-books) in the web, and to provide a perfect online learning environment. The digital learning platform supplies learners a learning entrance,...
Interactive Learning Environments Vol. 24, No. 1 (2016) pp. 119–141
In the past decade, a number of personalized learning systems have been developed and they mainly focus on learners' prior knowledge. On the other hand, previous research suggested that gender differences and cognitive styles have great effects on...
Interactive Learning Environments Vol. 24, No. 6 (2016) pp. 1334–1354
Problem-based learning (PBL) is regarded as an effective learning strategy to enhance cognition not only in traditional learning but also in e-learning. In e-learning settings, blogs and micro-blogs can plausibly provide a platform to conduct PBL....
Development and Application of Detection Indices for Measuring Guessing Behaviors and Test-Taking Effort in Computerized Adaptive Testing
Educational and Psychological Measurement Vol. 71, No. 3 (June 2011) pp. 437–459
This study examined the amount of time that different ability-level examinees spend on questions they answer correctly or incorrectly across different pretest item blocks presented on a fixed-length, time-restricted computerized adaptive testing ...
World Conference on Educational Media and Technology 2009 (Jun 22, 2009) pp. 1255–1260
As China plays a more influential role in the global politics and economy, Chinese is likely to become an international lingua franca in the near future. Although the importance of learning Chinese seems to be well aware of, learning it is...