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Moughamian, Henry; And Others – 1971
A student's age, sex, aspiration, and ability were related to successful performance (50th percentile or higher) on the College Level Examination Program (CLEP) general examinations. Previous college credits and attendance status, as measured, did not seem to be important factors. Of the variables investigated, ability, as measured by the American…
Descriptors: Ability, Academic Aspiration, Age, College Credits
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von Davier, Alina A., Ed.; Liu, Mei, Ed. – ETS Research Report Series, 2006
This report builds on and extends existent research on population invariance to new tests and issues. The authors lay the foundation for a deeper understanding of the use of population invariance measures in a wide variety of practical contexts. The invariance of linear, equipercentile and IRT equating methods are examined using data from five…
Descriptors: Equated Scores, Statistical Analysis, Data Collection, Test Format