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Table B.1.12a. IEA: Average TIMSS mathematics scores and standard errors of Table B.1.12a. fourth-grade students, by sex and country: 2007

Country Total        
Male   Female   Male—female difference
Average score   s.e.   Average score   s.e.   Score difference   s.e.
Colombia 364 * 5.5   347   5.2   17   3.9
Italy 514 * 3.6   499   3.2   15   2.5
Austria 512 * 2.3   498   2.5   14   2.6
Germany 531 * 2.5   519   2.5   12   2.1
Netherlands1 540 * 2.4   530   2.7   10   2.7
                       
El Salvador 334   5.5   325   4.6   9   5.8
Scotland2 499 * 2.8   490   2.6   9   3.1
Norway 477 * 3.0   470   3.2   7   3.6
Denmark2 526   3.2   520   2.9   7   3.7
Slovak Republic 499 * 4.7   493   4.6   6 ! 2.7
                       
Sweden 506 * 3.1   499   2.4   6 ! 2.4
Czech Republic 489 * 3.0   483   3.3   6 ! 2.8
United States2,3 532 * 2.7   526   2.7   6 ! 2.4
Australia 519   3.6   513   4.2    
Slovenia 504 * 2.1   499   2.4    
                       
Hong Kong SAR4 609   4.4   605   3.2    
Hungary 511   3.8   508   4.6    
Morocco 343   5.4   339   5.0    
Chinese Taipei 577   2.0   575   2.0    
New Zealand 493   3.1   492   2.4    
                       
Japan 568   2.7   568   2.5   #  
England 542   3.6   541   3.2   #  
Lithuania5 530   3.2   530   2.8   #  
Ukraine 469   3.4   469   3.3   #  
Latvia5 536   3.0   539   2.9    
                       
Georgia5 437   4.9   440   4.2    
Algeria 375   5.2   380   5.9    
Singapore 596   4.1   603 * 3.8   -6 ! 2.7
Russian Federation 540   4.9   548 * 5.5   -7 ! 3.6
Kazakhstan5 545   7.9   553 * 6.7   -8 ! 3.7
                       
Armenia 495   3.7   504 * 5.7   -9 ! 4.1
Iran, Islamic Rep. of 396   5.5   409   5.2    
Tunisia 319   5.0   337 * 4.7   -18   4.1
Yemen 214   6.6   236 * 8.0   -22 ! 8.4
Qatar 285   2.1   307 * 2.0   -22   3.6
                       
Kuwait6 297   6.2   333 * 4.3   -37   7.6
† Not applicable.
# Rounds to zero.
! Interpret data with caution, estimates are unstable. The coefficient of variation is greater than or equal to .3 but less than .5.
‡ Reporting standards not met. Either data are insufficient to report achievement or the coefficient of variation is greater than or equal to .5.
*p <05. Average score is significantly higher than other sex's average score.
1 Nearly satisfied guidelines for sample participation rates only after substitute schools were included.
2 Met guidelines for sample participation rates only after substitute schools were included.
3 National Defined Population covered 90 percent to 95 percent of National Target Population.
4 Hong Kong is a Special Administrative Region (SAR) of the People's Republic of China.
5 National Target Population did not include all of the International Target Population defined by the Trends in International Mathematics and Science Study (TIMSS).
6 Kuwait tested the same cohort of students as other countries, but later in 2007, at the beginning of the next school year.
NOTE: Countries are ordered by male-female difference. Detail may not sum to totals because of rounding. Standard error is noted by s.e.
SOURCE: Data from the International Association for the Evaluation of Educational Achievement (IEA), Trends in International Mathematics and Science Study (TIMSS), 2007. Mullis, I.V.S., Martin, M.O., and Foy, P. (2008). TIMSS 2007 International Mathematics Report: Findings from IEA's Trends in International Mathematics and Science Study at the Fourth and Eighth Grades, exhibit 1.5. Chestnut Hill, MA: Boston College.
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