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Question: How much do you agree with these statements about your science 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:
6 countries/ areas
Highlight:
1 United States52.3%
2 Australia 41.9%
3 United Kingdom41.7%
4 Italy41.0%
5 Japan22.8%
6 Republic of Korea16.9%

Note
United Kingdom: England only.

No data for 4 countries.

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

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data6
Regression equation
Y = 2.424357 X +5.620
Correlation coefficient (r)0.791
Coefficient of determination (R2)0.626

GDP per capita (current US$)
No. of data6
Regression equation
Y = 107203.293273 X +9128.778
Correlation coefficient (r)0.772
Coefficient of determination (R2)0.596

Life expectancy at birth - Both sexes (years)
No. of data6
Regression equation
Y = -16.597917 X +87.825
Correlation coefficient (r)-0.746
Coefficient of determination (R2)0.557

Fertility rate, total (births per woman)
No. of data6
Regression equation
Y = 2.092689 X +0.625
Correlation coefficient (r)0.836
Coefficient of determination (R2)0.699

Suicide, age-standardized (per 100 000 population)
No. of data6
Regression equation
Y = -23.301188 X +20.140
Correlation coefficient (r)-0.527
Coefficient of determination (R2)0.278