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Question: How much do you agree with these statements about mathematics? - I usually do well in mathematics.
Choices: "Agree a lot" "Agree a little" "Disagree a little" "Disagree a lot"
Data: % of "Agree a lot"
Period:
Area:
18 countries/ areas
Highlight:
1 Israel43.5%
2 United States42.8%
3 Norway36.1%
4 Hungary29.4%
5 Ireland29.0%
6 United Kingdom28.3%
7 Australia27.8%
8 Portugal26.1%
9 Turkiye25.6%
10 Sweden 25.0%
11 Italy24.8%
12 Finland24.6%
13 New Zealand23.7%
14 Lithuania23.4%
15 France23.2%
16 Chile20.3%
17 Republic of Korea14.8%
18 Japan6.7%

Note
United Kingdom: England only.

No data for 20 countries.

Source
TIMSS 2019 > International Database > TIMSS 2019 Data Almanacs - Grade 8

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data18
Regression equation
Y = 2.885318 X +5.870
Correlation coefficient (r)0.377
Coefficient of determination (R2)0.142

GDP per capita (current US$)
No. of data18
Regression equation
Y = 157229.459525 X +5230.102
Correlation coefficient (r)0.498
Coefficient of determination (R2)0.248

Life expectancy at birth - Both sexes (years)
No. of data18
Regression equation
Y = -9.293820 X +83.186
Correlation coefficient (r)-0.246
Coefficient of determination (R2)0.061

Fertility rate, total (births per woman)
No. of data18
Regression equation
Y = 3.201264 X +0.760
Correlation coefficient (r)0.647
Coefficient of determination (R2)0.419

Suicide, age-standardized (per 100 000 population)
No. of data18
Regression equation
Y = -15.471369 X +14.617
Correlation coefficient (r)-0.273
Coefficient of determination (R2)0.075