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50 Years of ERIC
50 Years of ERIC
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Peer reviewed Peer reviewed
ERIC Number: EJ184207
Record Type: CIJE
Publication Date: 1978
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Reliability of College Grades from Longitudinal Data
Werts, Charles; And Others
Educational and Psychological Measurement, 38, 1, 89-95, Spr 78
Joreskog's procedure for the analysis of simplex models was used to test Humphreys' assertion that eight semesters of undergraduate grade point averages have a simplex form. The assertion was confirmed, and precise estimates of unattenuated correlations and reliabilities were also obtained. (Author/JKS)
Descriptors: College Students, Correlation, Grade Point Average, Higher Education, Longitudinal Studies, Mathematical Models, Reliability, Statistical Analysis
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Simplex Models