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Question: How much do you agree with these statements about mathematics? - I am good at working out difficult mathematics problems.
Choices: "Agree a lot" "Agree a little" "Disagree a little" "Disagree a lot"
Data: % of "Agree a lot"
Period:
Area:
8 countries/ areas
Highlight:
1 United States22.1%
2 United Kingdom16.9%
3 Australia14.2%
4 Sweden12.9%
5 Italy12.1%
6 France10.8%
7 Republic of Korea9.0%
8 Japan 6.4%

Note
United Kingdom: England only.

No data for 2 countries.

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

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data8
Regression equation
Y = 7.054294 X +5.779
Correlation coefficient (r)0.658
Coefficient of determination (R2)0.433

GDP per capita (current US$)
No. of data8
Regression equation
Y = 203542.117090 X +22745.129
Correlation coefficient (r)0.742
Coefficient of determination (R2)0.551

Life expectancy at birth - Both sexes (years)
No. of data8
Regression equation
Y = -41.992591 X +87.518
Correlation coefficient (r)-0.928
Coefficient of determination (R2)0.861

Fertility rate, total (births per woman)
No. of data8
Regression equation
Y = 2.919653 X +1.080
Correlation coefficient (r)0.454
Coefficient of determination (R2)0.206

Suicide - all ages (per 100,000 population)
No. of data8
Regression equation
Y = -40.507713 X +19.736
Correlation coefficient (r)-0.295
Coefficient of determination (R2)0.087