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Question: How often do these things happen in your language lessons? - The teacher changes the structure of the lesson on a topic that most students find difficult to understand.
Choices: "Never or almost never" "Some lessons" "Many lessons" "Every lesson or almost every lesson"
Data: % of "Many lessons" "Every lesson or almost every lesson"
Period:
Area:
10 countries/ areas
Highlight:
1 Republic of Korea60.6%
2 Sweden52.6%
3 United Kingdom49.4%
4 Australia48.0%
5 Japan 46.5%
6 Canada43.4%
7 Italy40.8%
8 United States40.5%
9 France37.7%
10 Germany36.9%

Note
The data of Azerbaijan are collected only in Baku. The data of China are collected only in Beijing, Shanghai, Jiangsu, and Zhejiang.

Source
OECD PISA 2018 Compendia

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data10
Regression equation
Y = -1.866226 X +7.617
Correlation coefficient (r)-0.286
Coefficient of determination (R2)0.082

GDP per capita (current US$)
No. of data10
Regression equation
Y = -29694.162437 X +63285.716
Correlation coefficient (r)-0.186
Coefficient of determination (R2)0.035

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = 11.512493 X +76.636
Correlation coefficient (r)0.430
Coefficient of determination (R2)0.185

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = -2.177238 X +2.456
Correlation coefficient (r)-0.579
Coefficient of determination (R2)0.335

Suicide - all ages (per 100,000 population)
No. of data10
Regression equation
Y = 50.071871 X -8.883
Correlation coefficient (r)0.617
Coefficient of determination (R2)0.381