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Physics at the End of High School: Covered Population

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Table 54. Coverage index and covered population characteristics of TIMSS Advanced students in physics, by education system: 2015
Education system Physics coverage index1 Covered population characteristics Male-female difference in percent of covered population3 s.e.
Years of formal schooling2 Average age Percent male s.e. Percent female s.e.

*p < .05. Difference in percentages is significant at the .05 level of statistical significance.

1 The physics coverage index is the percentage of the corresponding age cohort covered by students in their final year of secondary school who have taken or are taking physics courses. The corresponding age cohort is determined for education systems individually. In the United States, the corresponding age cohort is considered 18-year-olds. For additional details, see the Technical Notes available at http://nces.ed.gov/timss/timss15technotes.asp.

2 Years of formal schooling are counted from the first year of primary or basic education (the first year of ISCED [International Standard Classification of Education] level 1). Because of ongoing reforms in some education systems to increase the number of years of schooling, the number of years of formal schooling is not always the same as the grade assessed.

3 The difference in percentages is calculated by subtracting the females' estimate from the males' estimate using unrounded numbers.

4 Did not satisfy guidelines for sample participation rates.

NOTE: Standard error is abbreviated as s.e.

SOURCE: International Association for the Evaluation of Educational Achievement (IEA), Trends in International Mathematics and Science Study (TIMSS) Advanced, 2015.

Lebanon4 3.9 12 17.8 63 1.5 37 1.5 26 * 2.1
United States4 4.8 12 18.1 61 1.6 39 1.6 22 * 2.3
Russian Federation 4.9 11 17.7 58 1.2 42 1.2 16 * 1.7
Portugal 5.1 12 18.0 75 1.9 25 1.9 51 * 2.7
Norway 6.5 13 18.8 71 1.2 29 1.2 42 * 1.7
Slovenia 7.6 13 18.8 70 1.7 30 1.7 41 * 2.4
Sweden 14.3 12 18.8 59 1.4 41 1.4 18 * 1.9
Italy 18.2 13 18.9 54 1.1 46 1.1 8 * 1.5
France 21.5 12 18.0 53 0.9 47 0.9 6 * 1.3