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Question: This school year, how often did your teacher do the following things in your mathematics lessons? - The teacher asked us to defend our answer to a mathematics problem.
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:
37 countries/ areas
Highlight:
1 Ireland64.6%
2 France61.5%
3 Germany59.2%
4 Portugal57.9%
5 Greece57.5%
6 Colombia57.3%
7 Sweden55.7%
8 Mexico55.1%
9 Austria52.2%
10 Costa Rica50.9%
10 Hungary50.9%
12 United Kingdom50.0%
13 Switzerland49.3%
14 Japan48.8%
15 Israel48.5%
16 Lithuania47.7%
17 Canada46.9%
18 Italy46.4%
19 United States44.8%
20 Slovakia41.9%
21 Poland41.7%
22 Chile41.2%
23 Denmark40.1%
24 Latvia40.0%
25 Australia39.3%
26 Norway39.0%
27 Belgium37.0%
28 New Zealand34.6%
28 Spain34.6%
30 Turkiye34.1%
31 Czech Republic31.8%
32 Slovenia30.6%
33 Netherlands27.5%
34 Iceland26.7%
35 Estonia22.3%
36 Finland22.2%
37 Republic of Korea 21.0%

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 data37
Regression equation
Y = -0.850499 X +7.044
Correlation coefficient (r)-0.172
Coefficient of determination (R2)0.030

GDP per capita (current US$)
No. of data37
Regression equation
Y = 2886.481448 X +41114.853
Correlation coefficient (r)0.013
Coefficient of determination (R2)0.000

Life expectancy at birth - Both sexes (years)
No. of data37
Regression equation
Y = -3.631721 X +81.357
Correlation coefficient (r)-0.112
Coefficient of determination (R2)0.013

Fertility rate, total (births per woman)
No. of data37
Regression equation
Y = 0.405745 X +1.416
Correlation coefficient (r)0.148
Coefficient of determination (R2)0.022

Suicide, age-standardized (per 100 000 population)
No. of data37
Regression equation
Y = -13.238589 X +15.657
Correlation coefficient (r)-0.369
Coefficient of determination (R2)0.136