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Question: How often have you encountered the following types of mathematics tasks during your time at school? - Representing a situation mathematically using variables, symbols, or diagrams
Choices: "Frequently" "Sometimes" "Rarely" "Never"
Data: % of "Rarely" "Never"
Period:
Area:
10 countries/ areas
Highlight:
1 Republic of Korea45.6%
2 Italy42.2%
3 Japan26.7%
4 France 26.5%
5 United Kingdom21.0%
6 Germany19.8%
7 United States19.3%
8 Sweden18.3%
9 Canada17.5%
10 Australia16.9%

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 = -3.093412 X +7.440
Correlation coefficient (r)-0.776
Coefficient of determination (R2)0.602

GDP per capita (current US$)
No. of data10
Regression equation
Y = -103039.972013 X +75082.145
Correlation coefficient (r)-0.741
Coefficient of determination (R2)0.549

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = 7.196411 X +80.174
Correlation coefficient (r)0.324
Coefficient of determination (R2)0.105

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = -2.285422 X +2.059
Correlation coefficient (r)-0.798
Coefficient of determination (R2)0.637

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = 10.214495 X +8.508
Correlation coefficient (r)0.230
Coefficient of determination (R2)0.053