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Question: How often do these things happen in your mathematics lessons? - My teacher has to wait a long time for students to quiet down.
Choices: "Every or almost every lesson" "About half the lessons" "Some lessons" "Never"
Data: % of "Every or almost every lesson"
Period:
Area:
18 countries/ areas
Highlight:
1 New Zealand27.2%
2 Australia27.1%
3 Portugal26.9%
4 Chile26.4%
5 Italy24.0%
6 United Kingdom22.4%
7 Turkiye21.1%
8 Sweden20.2%
9 France19.0%
10 United States17.1%
11 Hungary16.4%
12 Israel15.9%
13 Norway13.1%
14 Lithuania12.7%
15 Ireland12.5%
16 Finland12.0%
17 Republic of Korea10.5%
18 Japan 2.9%

Note
United Kingdom: England only.

No data for 20 countries.

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

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data18
Regression equation
Y = -0.595603 X +6.740
Correlation coefficient (r)-0.062
Coefficient of determination (R2)0.004

GDP per capita (current US$)
No. of data18
Regression equation
Y = -66774.218663 X +59712.600
Correlation coefficient (r)-0.184
Coefficient of determination (R2)0.034

Life expectancy at birth - Both sexes (years)
No. of data18
Regression equation
Y = -0.052925 X +81.199
Correlation coefficient (r)-0.001
Coefficient of determination (R2)0.000

Fertility rate, total (births per woman)
No. of data18
Regression equation
Y = 1.251476 X +1.332
Correlation coefficient (r)0.206
Coefficient of determination (R2)0.042

Suicide, age-standardized (per 100 000 population)
No. of data18
Regression equation
Y = -34.800209 X +16.863
Correlation coefficient (r)-0.487
Coefficient of determination (R2)0.237