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Period:
Area:
31 countries/ areas
Highlight:
1 Chile30.82018
2 Japan 27.22018
3 Israel26.42018
4 United Kingdom26.02018
5 Mexico24.22018
6 Australia23.52018
7 France23.32018
8 Republic of Korea23.12018
9 Colombia23.02018
10 Turkiye22.42018
11 Spain21.92018
12 Hungary21.82018
13 Portugal21.12018
14 Czech Republic21.02018
14 Germany21.02018
16 United States20.92018
17 Sweden19.92018
18 Denmark19.62018
18 Finland19.62018
20 Estonia19.02018
20 Italy19.02018
22 Iceland18.92018
23 Slovenia18.62018
24 Austria18.42018
25 Slovakia18.32018
26 Poland17.82018
27 Greece17.42018
28 Lithuania17.32018
29 Latvia16.52018
30 Luxembourg15.92017
31 Costa Rica15.72018

No data for 7 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 data31
Regression equation
Y = -0.032049 X +7.269
Correlation coefficient (r)-0.169
Coefficient of determination (R2)0.029

GDP per capita (current US$)
No. of data31
Regression equation
Y = -1191.236165 X +63381.738
Correlation coefficient (r)-0.159
Coefficient of determination (R2)0.025

Life expectancy at birth - Both sexes (years)
No. of data31
Regression equation
Y = 0.188286 X +76.110
Correlation coefficient (r)0.238
Coefficient of determination (R2)0.057

Fertility rate, total (births per woman)
No. of data31
Regression equation
Y = 0.027744 X +1.009
Correlation coefficient (r)0.287
Coefficient of determination (R2)0.082

Suicide - all ages (per 100,000 population)
No. of data31
Regression equation
Y = -0.378591 X +20.290
Correlation coefficient (r)-0.223
Coefficient of determination (R2)0.050