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Question: How confident do you feel about having to do the following mathematics tasks? - Identifying constraints and assumptions behind mathematical modelling
Choices: "Not at all confident" "Not very confident" "Confident" "Very confident"
Data: % of "Confident" "Very confident"
Period:
Area:
10 countries/ areas
Highlight:
1 France53.9%
2 Canada52.0%
3 Sweden 45.7%
4 Australia45.3%
5 United States43.6%
6 Germany41.0%
7 United Kingdom39.2%
8 Italy38.0%
9 Republic of Korea29.3%
10 Japan27.0%

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 data10
Regression equation
Y = 3.453261 X +5.221
Correlation coefficient (r)0.725
Coefficient of determination (R2)0.526

GDP per capita (current US$)
No. of data10
Regression equation
Y = 90202.426998 X +11496.593
Correlation coefficient (r)0.543
Coefficient of determination (R2)0.295

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = -6.544333 X +84.716
Correlation coefficient (r)-0.247
Coefficient of determination (R2)0.061

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = 2.536538 X +0.426
Correlation coefficient (r)0.742
Coefficient of determination (R2)0.551

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = -17.322773 X +18.289
Correlation coefficient (r)-0.327
Coefficient of determination (R2)0.107