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Question: How confident do you feel about having to do the following mathematics tasks? - Evaluating the significance of observed patterns in data
Choices: "Not at all confident" "Not very confident" "Confident" "Very confident"
Data: % of "Confident" "Very confident"
Period:
Area:
10 countries/ areas
Highlight:
1 France67.6%
2 United States66.2%
3 Canada65.4%
4 Australia 64.9%
5 United Kingdom58.3%
6 Sweden54.4%
7 Italy48.4%
8 Republic of Korea46.8%
9 Germany39.5%
10 Japan32.5%

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 = 1.925855 X +5.607
Correlation coefficient (r)0.572
Coefficient of determination (R2)0.327

GDP per capita (current US$)
No. of data10
Regression equation
Y = 74105.414220 X +8617.255
Correlation coefficient (r)0.631
Coefficient of determination (R2)0.398

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = -7.414485 X +86.033
Correlation coefficient (r)-0.396
Coefficient of determination (R2)0.157

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = 1.308916 X +0.767
Correlation coefficient (r)0.541
Coefficient of determination (R2)0.293

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = -1.533217 X +11.934
Correlation coefficient (r)-0.041
Coefficient of determination (R2)0.002