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Question: How often do these things happen in your mathematics lessons? - Students cannot work well.
Choices: "Every lesson" "Most lessons" "Some lessons" "Never or almost never"
Data: % of "Every lesson" "Most lessons"
Period:
Area:
10 countries/ areas
Highlight:
1 Sweden29.2%
2 France29.1%
3 Germany27.8%
4 Italy 26.7%
5 Australia25.3%
6 Canada22.0%
7 United Kingdom20.5%
8 United States14.8%
9 Japan11.6%
10 Republic of Korea8.4%

Note
The data of Azerbaijan are collected only in Baku. The data of Ukraine are collected from 18 out of 27 regions.

Source
OECD PISA 2022

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data10
Regression equation
Y = 3.587061 X +5.882
Correlation coefficient (r)0.656
Coefficient of determination (R2)0.430

GDP per capita (current US$)
No. of data10
Regression equation
Y = 34314.146516 X +41539.333
Correlation coefficient (r)0.180
Coefficient of determination (R2)0.032

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = 1.959281 X +81.578
Correlation coefficient (r)0.064
Coefficient of determination (R2)0.004

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = 2.654155 X +0.907
Correlation coefficient (r)0.676
Coefficient of determination (R2)0.457

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = -41.984069 X +20.143
Correlation coefficient (r)-0.690
Coefficient of determination (R2)0.476