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Period:
Area:
35 countries/ areas
Highlight:
1 Chile28.2
2 Japan 27.2
3 United Kingdom27.1
4 Israel26.8
5 Colombia25.1
6 Mexico24.6
7 Ireland24.1
8 Australia23.5
9 Turkiye23.4
10 Netherlands22.6
10 Republic of Korea22.6
12 Hungary22.5
13 France21.8
14 Brazil21.6
15 Germany20.9
15 Spain20.9
15 United States20.9
18 Portugal20.8
19 Sweden20.6
20 Czech Republic20.5
21 Denmark20.3
22 Switzerland19.2
23 Iceland19.1
24 Estonia19.0
25 Finland18.7
25 Slovenia18.7
27 Italy18.6
28 Slovakia18.3
29 Austria18.2
30 Lithuania17.8
31 Latvia17.1
32 Greece16.8
32 Poland16.8
34 Costa Rica15.8
35 Luxembourg15.4

No data for 203 countries.

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 data35
Regression equation
Y = -0.031788 X +7.302
Correlation coefficient (r)-0.183
Coefficient of determination (R2)0.033

GDP per capita (current US$)
No. of data35
Regression equation
Y = -962.297885 X +61532.460
Correlation coefficient (r)-0.113
Coefficient of determination (R2)0.013

Life expectancy at birth - Both sexes (years)
No. of data35
Regression equation
Y = 0.075226 X +77.771
Correlation coefficient (r)0.064
Coefficient of determination (R2)0.004

Fertility rate, total (births per woman)
No. of data35
Regression equation
Y = 0.032794 X +0.903
Correlation coefficient (r)0.336
Coefficient of determination (R2)0.113

Suicide, age-standardized (per 100 000 population)
No. of data35
Regression equation
Y = -0.272885 X +15.352
Correlation coefficient (r)-0.215
Coefficient of determination (R2)0.046