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Direct linkDalton, Benjamin – Comparative Education Review, 2012
This article examines how international differences in age-grade distributions and grade effects contribute to science scores among 27 Organization for Economic Cooperation and Development countries. As shown in the 2006 Program for International Student Assessment, countries vary substantially in the grade distribution of 15-year-olds. The costs…
Descriptors: Science Achievement, Comparative Analysis, Comparative Education, Comparative Testing
Szaday, Christopher; And Others – Psychological Test Bulletin, 1989
The criterion validity of the primary, elementary, and intermediate school forms of the Otis-Lennon School Ability Test (OLSAT) in an Australian context was studied. Results with about 8,000 children in grades 1 through 8 support the criterion validity of the OLSAT for Australian samples. (SLD)
Descriptors: Academic Aptitude, Age Groups, Comparative Testing, Concurrent Validity
