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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:
2 Germany 66.0%
3 Italy65.3%
4 Japan52.4%
5 United States48.7%
7 Canada40.2%
7 France40.2%
9 United Kingdom39.9%

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 data7
Regression equation
Y = -1.045604 X +7.111
Correlation coefficient (r)-0.412
Coefficient of determination (R2)0.170

GDP per capita (current US$)
No. of data7
Regression equation
Y = -25731.422521 X +63699.104
Correlation coefficient (r)-0.191
Coefficient of determination (R2)0.036

Life expectancy at birth - Both sexes (years)
No. of data7
Regression equation
Y = 1.132249 X +80.944
Correlation coefficient (r)0.062
Coefficient of determination (R2)0.004

Fertility rate, total (births per woman)
No. of data7
Regression equation
Y = -0.914328 X +1.935
Correlation coefficient (r)-0.496
Coefficient of determination (R2)0.246

Suicide, age-standardized (per 100 000 population)
No. of data7
Regression equation
Y = -10.353046 X +14.676
Correlation coefficient (r)-0.352
Coefficient of determination (R2)0.124