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Question: This school year, how often did your teacher do the following things in your mathematics lessons? - The teacher explained how different mathematical ideas connect to a larger context.
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 Canada38.6%
2 United States38.5%
3 Australia38.0%
4 Germany33.9%
5 United Kingdom 33.4%
6 Sweden33.1%
7 Italy29.4%
8 France29.2%
9 Republic of Korea22.9%
10 Japan17.0%

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 = 4.657845 X +5.192
Correlation coefficient (r)0.795
Coefficient of determination (R2)0.632

GDP per capita (current US$)
No. of data10
Regression equation
Y = 167638.600805 X -3707.921
Correlation coefficient (r)0.820
Coefficient of determination (R2)0.672

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = -17.981672 X +87.646
Correlation coefficient (r)-0.551
Coefficient of determination (R2)0.304

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = 2.476531 X +0.701
Correlation coefficient (r)0.588
Coefficient of determination (R2)0.346

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = -17.618015 X +16.632
Correlation coefficient (r)-0.270
Coefficient of determination (R2)0.073