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Question: How confident do you feel about having to do the following mathematics tasks? - Calculating how many square metres of tiles you need to cover a floor
Choices: "Not at all confident" "Not very confident" "Confident" "Very confident"
Data: % of "Confident" "Very confident"
Period:
Area:
10 countries/ areas
Highlight:
1 Canada72.4%
2 Germany 70.8%
3 France70.5%
5 United Kingdom66.9%
6 United States66.2%
7 Italy63.5%
10 Japan46.6%

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 = 2.968516 X +4.646
Correlation coefficient (r)0.897
Coefficient of determination (R2)0.805

GDP per capita (current US$)
No. of data7
Regression equation
Y = 79830.622914 X -1372.445
Correlation coefficient (r)0.454
Coefficient of determination (R2)0.206

Life expectancy at birth - Both sexes (years)
No. of data7
Regression equation
Y = -11.676252 X +89.136
Correlation coefficient (r)-0.488
Coefficient of determination (R2)0.238

Fertility rate, total (births per woman)
No. of data7
Regression equation
Y = 1.141578 X +0.729
Correlation coefficient (r)0.474
Coefficient of determination (R2)0.225

Suicide, age-standardized (per 100 000 population)
No. of data7
Regression equation
Y = -8.975111 X +15.318
Correlation coefficient (r)-0.234
Coefficient of determination (R2)0.055