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Question: This school year, how often did your teacher do the following things in your mathematics lessons? - The teacher encouraged us to think about how a problem from everyday life could be solved using mathematics.
Choices: "Never or almost never" "Less than half of the lessons" "About half of the lessons" "More than half of the lessons" "Every lesson or almost every lesson"
Data: % of "More than half of the lessons" "Every lesson or almost every lesson"
Period:
Area:
10 countries/ areas
Highlight:
1 Canada35.2%
2 Australia33.8%
3 United States29.0%
4 France28.4%
5 United Kingdom27.4%
6 Germany26.7%
7 Sweden 23.9%
8 Italy23.6%
9 Republic of Korea17.7%
10 Japan17.1%

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 = 4.767722 X +5.402
Correlation coefficient (r)0.688
Coefficient of determination (R2)0.473

GDP per capita (current US$)
No. of data10
Regression equation
Y = 166520.513717 X +5169.009
Correlation coefficient (r)0.689
Coefficient of determination (R2)0.475

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = -12.980361 X +85.411
Correlation coefficient (r)-0.337
Coefficient of determination (R2)0.114

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = 3.166009 X +0.647
Correlation coefficient (r)0.636
Coefficient of determination (R2)0.404

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = -27.180051 X +18.243
Correlation coefficient (r)-0.353
Coefficient of determination (R2)0.125