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Modjeski, Richard B.; Michael, William B. – Educational and Psychological Measurement, 1978
The General Education Performance Index (GEPI) is a comparatively short test covering the same content as the General Educational Development Test (GED), which takes ten hours to administer. Correlations of the subtests of the GEPI with the GED ranged from .28 to .57. (JKS)
Descriptors: Correlation, Equivalency Tests, Military Personnel, Statistical Data

Whitney, Douglas R.; And Others – Educational and Psychological Measurement, 1986
This paper summarizes much of the available information concerning the reliability and validity of the Tests of General Educational Development (GED Tests). The data suggest that the results are sufficiently reliable for continued use and that the validity evidence generally supports the intended uses of the tests. (Author/LMO)
Descriptors: Correlation, Equivalency Tests, Error of Measurement, Predictive Validity

Musgrove, Walter J.; Musgrove, Glenn J. – Journal of Employment Counseling, 1979
This study attempts to determine the relationship between the subtests of the General Education Performance Index (GEPI) and the revised version of the General Educational Development Test (GED), and reports a technique whereby performance on the GEPI may be used to predict performance on the GED. (Author)
Descriptors: Adults, Correlation, High School Equivalency Programs, Multiple Regression Analysis
Sharon, Amiel T. – 1971
The use and validity of the tests of General Educational Development and the College-Level Examination Program, two measures by which adults with nontraditional educational backgrounds can demonstrate their previous educational achievement, are discussed. (AG)
Descriptors: Academic Achievement, Achievement Tests, Adult Dropouts, Adult Education