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Peer reviewedKing, Ronald – Educational Studies, 1980
The article discusses fallacious aggregation of educational research data about individuals and/or groups (i.e., one not representing an appropriate real group or real individuals). Examples of four types of research are presented--real groups fallaciously aggregated, fallacious aggregates treated as real groups, real groups treated fallaciously,…
Descriptors: Data Analysis, Educational Research, Error of Measurement, Evaluation Methods
Download full textTsui, Anne S. – 1983
Quality of performance data yielded by subjective judgment is of major concern to researchers in performance appraisal. However, some confusion exists in the analysis of quality on ratings obtained from different rating scale formats and from different raters. To clarify this confusion, a study was conducted to assess the quality of judgmental…
Descriptors: Administrator Evaluation, Administrators, Error of Measurement, Evaluation Methods
Peer reviewedYoung, John W. – Journal of Research in Education, 1992
Uses the general linear model to develop an adjusted cumulative grade point average (GPA) that systematically models grading effects among courses. A validation study using 778 courses of 1,564 Stanford (California) University students shows an increase in predictability of the adjusted least-squares GPA over the unadjusted GPA. (SLD)
Descriptors: Academic Achievement, Admission (School), Course Selection (Students), Error of Measurement
