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Question: During the last 12 months, have you attended extra lessons or tutoring not provided by the school in the following subjects? - Science
Choices: "Yes, to excel in class" "Yes, to keep up in class" "No"
Data: % of "Yes, to excel in class" "Yes, to keep up in class"
Period:
Area:
8 countries/ areas
Highlight:
1 Japan 34.4%
2 Republic of Korea34.0%
3 Sweden14.9%
4 United States10.3%
5 United Kingdom10.0%
6 Australia8.5%
7 France8.1%
8 Italy6.1%

Note
United Kingdom: England only.

No data for 2 countries.

Source
TIMSS 2019 > International Database > TIMSS 2019 Data Almanacs - Grade 8

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data8
Regression equation
Y = -3.244738 X +7.212
Correlation coefficient (r)-0.726
Coefficient of determination (R2)0.527

GDP per capita (current US$)
No. of data8
Regression equation
Y = -51842.205691 X +57491.963
Correlation coefficient (r)-0.453
Coefficient of determination (R2)0.205

Life expectancy at birth - Both sexes (years)
No. of data8
Regression equation
Y = 9.751929 X +80.498
Correlation coefficient (r)0.517
Coefficient of determination (R2)0.267

Fertility rate, total (births per woman)
No. of data8
Regression equation
Y = -1.777085 X +1.742
Correlation coefficient (r)-0.663
Coefficient of determination (R2)0.440

Suicide - all ages (per 100,000 population)
No. of data8
Regression equation
Y = 41.794019 X +7.852
Correlation coefficient (r)0.730
Coefficient of determination (R2)0.533