Tweet
Question: This school year, how often did your teacher do the following things in your mathematics lessons? - The teacher asked us to solve mathematics problems without computing anything.
Choices: "Never or almost never" "Less than half of the lessons" "About half of the lessons" "More than half of the lessons" "Every lesson or almost every lesson"
Data: % of "More than half of the lessons" "Every lesson or almost every lesson"
Period:
Area:
10 countries/ areas
Highlight:
1 Australia24.2%
2 United States21.3%
3 Canada16.6%
4 United Kingdom14.6%
5 France14.4%
6 Germany14.2%
7 Japan10.6%
8 Sweden10.0%
9 Italy 9.1%
10 Republic of Korea7.0%

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 = 3.915150 X +6.099
Correlation coefficient (r)0.514
Coefficient of determination (R2)0.264

GDP per capita (current US$)
No. of data10
Regression equation
Y = 220455.932331 X +17625.858
Correlation coefficient (r)0.830
Coefficient of determination (R2)0.689

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = -20.787705 X +84.952
Correlation coefficient (r)-0.490
Coefficient of determination (R2)0.240

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = 3.514463 X +0.980
Correlation coefficient (r)0.642
Coefficient of determination (R2)0.412

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = -9.604259 X +12.464
Correlation coefficient (r)-0.113
Coefficient of determination (R2)0.013