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Question: How often do these things happen in your language lessons? - the teacher has to wait a long time for the students to quieten down
Choices: "Never or hardly ever" "In some lessons" "In most lessons" "In all lessons"
Data: % of "In most lessons" "In all lessons"
Period:
Area:
10 countries/ areas
Highlight:
1 France 35.8%
2 Italy30.2%
3 Australia29.1%
4 Sweden28.9%
5 Canada27.7%
6 United Kingdom26.2%
7 Germany22.5%
8 United States21.1%
9 Republic of Korea12.2%
10 Japan7.2%

Note
Don't know/ No answer are excluded. China: Shanghai only.

Source
OECD PISA 2009

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data10
Regression equation
Y = 3.049828 X +5.920
Correlation coefficient (r)0.641
Coefficient of determination (R2)0.411

GDP per capita (current US$)
No. of data10
Regression equation
Y = 48760.168601 X +37184.275
Correlation coefficient (r)0.294
Coefficient of determination (R2)0.086

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = -2.870458 X +82.691
Correlation coefficient (r)-0.108
Coefficient of determination (R2)0.012

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = 2.212464 X +0.946
Correlation coefficient (r)0.647
Coefficient of determination (R2)0.419

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = -30.620576 X +18.476
Correlation coefficient (r)-0.578
Coefficient of determination (R2)0.334