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Question: How much do you agree with these statements about your mathematics lessons? - My teacher is easy to understand.
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 States50.5%
2 United Kingdom44.1%
3 Australia39.1%
4 Italy31.9%
5 France 30.3%
6 Sweden29.0%
7 Japan23.4%
8 Republic of Korea19.0%

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 = 2.140501 X +5.901
Correlation coefficient (r)0.494
Coefficient of determination (R2)0.244

GDP per capita (current US$)
No. of data8
Regression equation
Y = 118452.057040 X +8611.331
Correlation coefficient (r)0.773
Coefficient of determination (R2)0.598

Life expectancy at birth - Both sexes (years)
No. of data8
Regression equation
Y = -20.178992 X +88.805
Correlation coefficient (r)-0.830
Coefficient of determination (R2)0.689

Fertility rate, total (births per woman)
No. of data8
Regression equation
Y = 1.935907 X +0.826
Correlation coefficient (r)0.612
Coefficient of determination (R2)0.375

Suicide, age-standardized (per 100 000 population)
No. of data8
Regression equation
Y = -17.125993 X +17.271
Correlation coefficient (r)-0.356
Coefficient of determination (R2)0.127