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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 explain our reasoning when solving 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 Ireland57.1%
2 Portugal 56.3%
3 United States56.0%
4 United Kingdom55.2%
5 Australia54.9%
5 France54.9%
7 Germany54.2%
8 Canada53.9%
9 Greece53.7%
10 New Zealand53.5%
11 Sweden52.6%
12 Italy52.5%
12 Norway52.5%
14 Japan51.8%
15 Hungary49.6%
16 Israel49.1%
17 Switzerland48.6%
18 Austria48.1%
19 Chile47.4%
19 Mexico47.4%
21 Colombia47.3%
22 Belgium46.2%
22 Spain46.2%
24 Latvia43.0%
25 Netherlands41.5%
26 Costa Rica40.2%
27 Denmark39.8%
28 Turkiye39.5%
29 Slovakia39.1%
30 Czech Republic38.7%
31 Estonia38.5%
32 Lithuania35.8%
33 Finland35.6%
34 Slovenia34.0%
35 Poland32.7%
36 Iceland28.2%
37 Republic of Korea26.3%

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 = -0.279631 X +6.802
Correlation coefficient (r)-0.041
Coefficient of determination (R2)0.002

GDP per capita (current US$)
No. of data37
Regression equation
Y = 87258.817816 X +2234.789
Correlation coefficient (r)0.286
Coefficient of determination (R2)0.082

Life expectancy at birth - Both sexes (years)
No. of data37
Regression equation
Y = 9.886785 X +75.228
Correlation coefficient (r)0.222
Coefficient of determination (R2)0.049

Fertility rate, total (births per woman)
No. of data37
Regression equation
Y = 0.558657 X +1.336
Correlation coefficient (r)0.148
Coefficient of determination (R2)0.022

Suicide, age-standardized (per 100 000 population)
No. of data37
Regression equation
Y = -18.383054 X +18.349
Correlation coefficient (r)-0.372
Coefficient of determination (R2)0.138