Tweet
Question: On a normal school day, how much time do you spend before or after school doing each of these things? - I play or talk with friends.
Choices: "No time" "Less than 1 hour" "1-2 hours" "More than 2 but less 4 hours" "4 or more hours"
Data: % of "No time" "Less than 1 hour"
Period:
Area:
8 countries/ areas
Highlight:
1 Japan 45.5%
2 Republic of Korea44.5%
3 Australia36.3%
4 Canada29.7%
5 Italy23.3%
6 United States23.0%
7 United Kingdom17.5%
8 Sweden15.2%

Note
Don't know/ No answer are excluded. United Kingdom: England only.

No data for 2 countries.

Source
TIMSS 2007

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data8
Regression equation
Y = -3.331050 X +7.720
Correlation coefficient (r)-0.731
Coefficient of determination (R2)0.534

GDP per capita (current US$)
No. of data8
Regression equation
Y = -47128.482697 X +64054.617
Correlation coefficient (r)-0.417
Coefficient of determination (R2)0.174

Life expectancy at birth - Both sexes (years)
No. of data8
Regression equation
Y = 11.172340 X +78.693
Correlation coefficient (r)0.594
Coefficient of determination (R2)0.353

Fertility rate, total (births per woman)
No. of data8
Regression equation
Y = -1.498899 X +1.848
Correlation coefficient (r)-0.639
Coefficient of determination (R2)0.408

Suicide - all ages (per 100,000 population)
No. of data8
Regression equation
Y = 33.896072 X +4.243
Correlation coefficient (r)0.589
Coefficient of determination (R2)0.347