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Question: How often have you encountered the following types of mathematics tasks during your time at school? - Using the concept of statistical variation to make a decision
Choices: "Frequently" "Sometimes" "Rarely" "Never"
Data: % of "Rarely" "Never"
Period:
Area:
10 countries/ areas
Highlight:
1 Republic of Korea70.9%
2 Germany66.0%
3 Italy65.3%
4 Japan52.4%
5 United States 48.7%
6 Sweden43.3%
7 Canada40.2%
7 France40.2%
9 United Kingdom39.9%
10 Australia33.8%

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 = -2.087915 X +7.700
Correlation coefficient (r)-0.660
Coefficient of determination (R2)0.436

GDP per capita (current US$)
No. of data10
Regression equation
Y = -59458.073439 X +78701.257
Correlation coefficient (r)-0.539
Coefficient of determination (R2)0.291

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = 0.935717 X +81.531
Correlation coefficient (r)0.053
Coefficient of determination (R2)0.003

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = -1.639119 X +2.300
Correlation coefficient (r)-0.722
Coefficient of determination (R2)0.521

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = 7.360517 X +7.415
Correlation coefficient (r)0.209
Coefficient of determination (R2)0.044