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Adams, Ray; Berezner, Alla; Jakubowski, Maciej – OECD Publishing (NJ1), 2010
This paper uses an approximate average percent-correct methodology to compare the ranks that would be obtained for PISA 2006 countries if the rankings had been derived from items judged by each country to be of highest priority for inclusion. The results reported show a remarkable consistency in the country rank orderings across different sets of…
Descriptors: Science Tests, Preferences, Test Items, Scores