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Period:
Area:
36 countries/ areas
Highlight:
1 Chile28.5
2 Japan27.2
2 United Kingdom27.2
4 Israel27.0
5 Colombia25.0
6 Mexico24.8
7 Brazil 24.5
7 Ireland24.5
9 Australia23.3
10 France23.0
10 Netherlands23.0
10 Republic of Korea23.0
13 Turkiye22.7
14 Hungary22.0
15 Czech Republic21.2
15 Portugal21.2
15 United States21.2
18 Germany21.0
19 Spain20.9
20 Denmark20.3
21 Sweden20.2
22 Russian Federation20.1
23 Finland19.6
24 Estonia19.2
24 Switzerland19.2
26 Iceland19.1
27 Italy19.0
28 Slovenia18.6
29 Austria18.4
29 Poland18.4
31 Slovakia18.3
32 Lithuania17.4
33 Greece17.2
34 Latvia16.7
35 Costa Rica15.6
36 Luxembourg15.0

No data for 202 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 data36
Regression equation
Y = -0.027453 X +7.200
Correlation coefficient (r)-0.135
Coefficient of determination (R2)0.018

GDP per capita (current US$)
No. of data36
Regression equation
Y = -1192.096960 X +65891.084
Correlation coefficient (r)-0.139
Coefficient of determination (R2)0.019

Life expectancy at birth - Both sexes (years)
No. of data36
Regression equation
Y = 0.135456 X +77.011
Correlation coefficient (r)0.147
Coefficient of determination (R2)0.022

Fertility rate, total (births per woman)
No. of data36
Regression equation
Y = 0.032921 X +0.890
Correlation coefficient (r)0.351
Coefficient of determination (R2)0.123

Suicide - all ages (per 100,000 population)
No. of data36
Regression equation
Y = -0.509074 X +23.324
Correlation coefficient (r)-0.285
Coefficient of determination (R2)0.081