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Ritzhaupt, Albert; Martin, Florence; Daniels, Katharine – Journal of Educational Multimedia and Hypermedia, 2010
This paper examines the multimedia competencies of an educational technologist via a job announcements analysis and survey of professionals within the field. A conceptual framework is provided involving the new definition of the field of educational technology and associated knowledge, skill, and ability statements. Two hundred five unique job…
Descriptors: Computer Software, Educational Technology, Communication Skills, Competence
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Lai, Ah-Fur; Chen, Deng-Jyi; Chen, Shu-Ling – Journal of Educational Multimedia and Hypermedia, 2008
The IRT (Item Response Theory) has been studied and applied in computer-based test for decades. However, almost of all these existing studies evaluated focus merely on test questions with text-based (or static text/graphic) type of presentation form illustrated exclusively. In this paper, we present our study on test questions using both…
Descriptors: Elementary School Students, Semantics, Difficulty Level, Item Response Theory
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Choi, Ikseon; Lee, Sang Joon; Jung, Jong Won – Journal of Educational Multimedia and Hypermedia, 2008
Although many benefits of case-based instruction with multimedia have been reported, there are few empirical studies of how the benefits of multimedia case-based instructions (MCBIs) are mediated by students' individual differences, such as their learning styles. Understanding the relationships between students' learning styles and the learning…
Descriptors: Cognitive Style, Dental Schools, Case Method (Teaching Technique), Student Diversity
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Wei, Fu-Hsiang; Chen, Gwo-Dong; Wang, Chin-Yeh; Li, Liang-Yi – Journal of Educational Multimedia and Hypermedia, 2007
Web-based discussion forums enable users to share knowledge in straightforward and popular platforms. However, discussion forums have several problems, such as the lack of immediate delivery and response, the heavily text-based medium, inability to hear expressions of voice and the heuristically created discussion topics which can impede the…
Descriptors: Distance Education, Internet, Telecommunications, Computer Mediated Communication
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Zhu, Li; Grabowski, Barbara L. – Journal of Educational Multimedia and Hypermedia, 2006
This quantitative study compared the instructional effects of two web-based animation strategies against static graphics by high and low prior knowledge participants. One strategy used animation to gain attention; the second to gain attention and provide elaboration. Participants were 111 college student volunteers. Two-way multiple analysis of…
Descriptors: Animation, Hypermedia, Instructional Effectiveness, Prior Learning