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Kopcha, Theodore J.; Sullivan, Howard – Educational Technology Research and Development, 2008
This study examined the effects of prior knowledge, learner preference for control, and type of control (learner or program) on the achievement of middle-school students in a computer-based instructional program on adding and subtracting integers. Students were blocked by preference-for-control scores and randomly assigned to either a…
Descriptors: Student Attitudes, Prior Learning, Computer Assisted Instruction, Educational Technology
Ozogul, Gamze; Olina, Zane; Sullivan, Howard – Educational Technology Research and Development, 2008
The study investigated the effects of three types of evaluation on preservice teachers' performance, knowledge and attitudes related to writing lesson plans that incorporate technology. Subjects were randomly assigned to one of the three treatment conditions: teacher-evaluation, self-evaluation or peer-evaluation. All groups completed three class…
Descriptors: Preservice Teachers, Lesson Plans, Peer Evaluation, Feedback (Response)
Kopcha, Theodore J.; Sullivan, Howard – Educational Technology Research and Development, 2007
This study investigated self-presentation bias in the self-reports of teachers about their practices in six topic areas in educational technology (Instructional Design, Assessment, Learner-Centered Instruction, Curriculum Alignment, Attitudes about Computers, and Use of Computers with Students). Subjects were 50 middle-school teachers. Data were…
Descriptors: Educational Technology, Likert Scales, Response Style (Tests), Teacher Attitudes