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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 mathematically".
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 Australia45.1%
2 Canada44.3%
3 United States44.0%
4 United Kingdom40.8%
5 Germany37.2%
6 Sweden 36.1%
7 Italy34.3%
8 France33.4%
9 Japan29.1%
10 Republic of Korea17.3%

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 = 3.524759 X +5.380
Correlation coefficient (r)0.723
Coefficient of determination (R2)0.523

GDP per capita (current US$)
No. of data10
Regression equation
Y = 131947.094069 X +1218.531
Correlation coefficient (r)0.776
Coefficient of determination (R2)0.602

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = -12.827648 X +86.638
Correlation coefficient (r)-0.473
Coefficient of determination (R2)0.224

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = 2.597622 X +0.540
Correlation coefficient (r)0.742
Coefficient of determination (R2)0.551

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = -28.118952 X +21.268
Correlation coefficient (r)-0.519
Coefficient of determination (R2)0.269