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Question: How much do you agree with these statements about mathematics? - Mathematics is more difficult for me than for many of my classmates.
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 Italy19.6%
2 Japan 15.9%
3 United States15.4%
4 France15.2%
5 Australia13.6%
6 United Kingdom13.1%
7 Sweden12.9%
8 Republic of Korea7.7%

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 = 1.845303 X +6.438
Correlation coefficient (r)0.120
Coefficient of determination (R2)0.014

GDP per capita (current US$)
No. of data8
Regression equation
Y = 2423.870242 X +48963.791
Correlation coefficient (r)0.006
Coefficient of determination (R2)0.000

Life expectancy at birth - Both sexes (years)
No. of data8
Regression equation
Y = -10.653791 X +83.548
Correlation coefficient (r)-0.164
Coefficient of determination (R2)0.027

Fertility rate, total (births per woman)
No. of data8
Regression equation
Y = 3.478030 X +0.968
Correlation coefficient (r)0.377
Coefficient of determination (R2)0.142

Suicide - all ages (per 100,000 population)
No. of data8
Regression equation
Y = -153.759610 X +36.245
Correlation coefficient (r)-0.780
Coefficient of determination (R2)0.608