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Working with Low Survey Response Rates: The Efficacy of Weighting Adjustments.
Peer reviewed Peer reviewed
Dey, Eric L. – Research in Higher Education, 1997
A study investigated the effectiveness of a weighting procedure for adjusting survey results to correct for nonresponse bias. Using data from a Cooperative Institutional Research Program followup survey, results indicate that the procedure is highly effective in univariate distributions; its effectiveness in adjusting correlation and regression…
Descriptors: Data Analysis, Followup Studies, Higher Education, Research Methodology
The Course Effect Is Small: A Reply to Romney.
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Gillmore, Gerald M. – Research in Higher Education, 1980
The critical issues, in a dispute between Romney's interpretation of his results and Gillmore's interpretation, are described as whether the teacher factor should be treated as fixed or random in the analysis of variance model and what conclusions can be drawn from the results of the study. (Author/MLW)
Descriptors: Data Analysis, Data Collection, Higher Education, Research Methodology
A Bootstrap Experiment on the Statistical Properties of Students' Ratings of Teaching Effectiveness.
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Chau, Chak-Tong – Research in Higher Education, 1997
A study tested a resampling methodology (bootstrap simulation) by examining the effects of class size and student motivation on students' ratings of teaching effectiveness. Results suggest that evaluations based on student ratings should look at more than class averages, and that class size and student motivation affect overall ratings. Examples…
Descriptors: Class Size, College Instruction, Higher Education, Institutional Research