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Question: How confident do you feel about having to do the following mathematics tasks? - Calculating the properties of an irregularly shaped object
Choices: "Not at all confident" "Not very confident" "Confident" "Very confident"
Data: % of "Confident" "Very confident"
Period:
Area:
10 countries/ areas
Highlight:
2 Canada58.0%
3 United Kingdom57.6%
5 France 48.9%
6 United States48.2%
7 Germany46.2%
8 Italy37.7%
10 Japan23.0%

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 data7
Regression equation
Y = 2.286491 X +5.540
Correlation coefficient (r)0.956
Coefficient of determination (R2)0.914

GDP per capita (current US$)
No. of data7
Regression equation
Y = 63198.381016 X +21879.568
Correlation coefficient (r)0.498
Coefficient of determination (R2)0.248

Life expectancy at birth - Both sexes (years)
No. of data7
Regression equation
Y = -8.063262 X +85.196
Correlation coefficient (r)-0.467
Coefficient of determination (R2)0.218

Fertility rate, total (births per woman)
No. of data7
Regression equation
Y = 0.854442 X +1.084
Correlation coefficient (r)0.491
Coefficient of determination (R2)0.241

Suicide, age-standardized (per 100 000 population)
No. of data7
Regression equation
Y = -3.296820 X +10.965
Correlation coefficient (r)-0.119
Coefficient of determination (R2)0.014