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Question: How often do these things happen in your mathematics lessons? - The teacher continues teaching until the students understand.
Choices: "Every lesson" "Most lessons" "Some lessons" "Never or almost never"
Data: % of "Every lesson" "Most lessons"
Period:
Area:
9 countries/ areas
Highlight:
1 Japan 78.8%
3 United Kingdom70.8%
5 United States68.3%
7 France59.0%
8 Germany58.8%
8 Italy58.8%

Note
The data of Azerbaijan are collected only in Baku. The data of Ukraine are collected from 18 out of 27 regions.

No data for 1 countries.

Source
OECD PISA 2022

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data6
Regression equation
Y = -1.435634 X +7.475
Correlation coefficient (r)-0.426
Coefficient of determination (R2)0.181

GDP per capita (current US$)
No. of data6
Regression equation
Y = -13366.790043 X +59053.831
Correlation coefficient (r)-0.066
Coefficient of determination (R2)0.004

Life expectancy at birth - Both sexes (years)
No. of data6
Regression equation
Y = 4.733290 X +78.438
Correlation coefficient (r)0.171
Coefficient of determination (R2)0.029

Fertility rate, total (births per woman)
No. of data6
Regression equation
Y = -0.643733 X +1.922
Correlation coefficient (r)-0.242
Coefficient of determination (R2)0.059

Suicide, age-standardized (per 100 000 population)
No. of data6
Regression equation
Y = 22.866391 X -5.721
Correlation coefficient (r)0.516
Coefficient of determination (R2)0.266