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Table 5 Countries in the analyses

From: On the use of rotated context questionnaires in conjunction with multilevel item response models

Country Region OECD member Science performance Effective sample Sample size
    Mean SE Size *  
Colombia South America No 388 3.4 632 4,478
France Western Europe Yes 495 3.4 694 4,716
Germany Western Europe Yes 516 3.8 914 4,891
Hong Kong SAR Asia No 542 2.5 1,374 4,645
Jordan Middle-East No 422 2.8 1,003 6,509
Norway Scandinavia Yes 487 3.1 954 4,692
Poland Central Europe Yes 498 2.3 1,472 5,547
Russian Federation Eastern Europe/Asia No 479 3.7 597 5,799
United States North America Yes 489 4.2 630 5,611
  1. Note: *Effective sample size in each country, taking into account the inflation of the total variance due to measurement error and complex sampling design (Design Effect 5). Values for science are taken from Table 11.15 on page 202 of the PISA 2006 technical report (OECD, 2008).