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Bartsch, Robert A.; Murphy, Wendy – Journal of Educational Computing Research, 2011
This experiment examines the causal effect an electronic classroom response system (ECRS) has on students. Previous studies using an ECRS in the classroom indicate improved performance; however, many have confounds typical of classroom studies. To complement these studies, we conducted a laboratory study to minimize these confounds and concentrate…
Descriptors: Feedback (Response), Student Reaction, Program Effectiveness, Lecture Method
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Trevisan, Michael S.; Oki, Angela C.; Senger, P. L. – Journal of Science Education and Technology, 2010
Two experiments examined the effects of a multimedia technology referred to as "Time Compressed Animated Delivery" (TCAD), on student learning in a junior-level reproductive physiology course. In experiment 1, participating students received one of two presentations of the same instructional material: TCAD and a lecture captured on video. At the…
Descriptors: Control Groups, Physiology, Instructional Materials, Effect Size