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Period:
Area:
10 countries/ areas
Highlight:
1 Republic of Korea24.3
2 France21.5
3 United Kingdom17.6
4 Australia14.8
5 Italy14.7
6 Japan14.5
7 Sweden13.9
8 Canada13.0
9 Germany 12.5
10 United States9.6

Source
OECD Stat>Education and training>Education at a glance>Teachers and the learning environment>Student-teacher ratio and average class size

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data10
Regression equation
Y = -0.041026 X +7.296
Correlation coefficient (r)-0.435
Coefficient of determination (R2)0.189

GDP per capita (current US$)
No. of data10
Regression equation
Y = -2113.252245 X +81981.865
Correlation coefficient (r)-0.642
Coefficient of determination (R2)0.412

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = 0.242628 X +78.205
Correlation coefficient (r)0.462
Coefficient of determination (R2)0.213

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = -0.028756 X +1.929
Correlation coefficient (r)-0.424
Coefficient of determination (R2)0.180

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = 0.367602 X +5.351
Correlation coefficient (r)0.350
Coefficient of determination (R2)0.122