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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:
2 Canada44.3%
3 United States44.0%
4 United Kingdom40.8%
5 Germany 37.2%
7 Italy34.3%
8 France33.4%
9 Japan29.1%

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 data7
Regression equation
Y = 4.415893 X +4.924
Correlation coefficient (r)0.870
Coefficient of determination (R2)0.757

GDP per capita (current US$)
No. of data7
Regression equation
Y = 210773.905162 X -28486.735
Correlation coefficient (r)0.782
Coefficient of determination (R2)0.612

Life expectancy at birth - Both sexes (years)
No. of data7
Regression equation
Y = -27.482599 X +91.844
Correlation coefficient (r)-0.749
Coefficient of determination (R2)0.561

Fertility rate, total (births per woman)
No. of data7
Regression equation
Y = 0.947288 X +1.118
Correlation coefficient (r)0.256
Coefficient of determination (R2)0.066

Suicide, age-standardized (per 100 000 population)
No. of data7
Regression equation
Y = 11.641459 X +5.084
Correlation coefficient (r)0.198
Coefficient of determination (R2)0.039