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Question: How often do these things happen in your mathematics lessons? - It is too disorderly for students to work well.
Choices: "Every or almost every lesson" "About half the lessons" "Some lessons" "Never"
Data: % of "Every or almost every lesson"
Period:
Area:
28 countries/ areas
Highlight:
1 Chile34.2%
2 Italy29.1%
3 New Zealand24.6%
4 France23.7%
5 Germany22.5%
6 Poland21.6%
7 Netherlands18.6%
8 Portugal17.9%
9 Czech Republic17.2%
9 Denmark17.2%
11 United States17.1%
12 Austria15.9%
13 Slovakia15.7%
14 Sweden15.6%
15 Canada15.1%
15 Spain15.1%
17 Australia12.9%
18 Turkiye12.1%
19 Lithuania11.4%
20 United Kingdom11.3%
21 Norway10.7%
22 Finland9.9%
23 Hungary8.8%
24 Ireland8.7%
24 Latvia8.7%
26 Republic of Korea7.8%
27 Belgium7.4%
28 Japan 5.0%

Note
Belgium: The Flemish Community only. United Kingdom: England only.

No data for 10 countries.

Source
TIMSS 2019 > International Database > TIMSS 2019 Data Almanacs - Grade 4

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data28
Regression equation
Y = 0.554091 X +6.600
Correlation coefficient (r)0.059
Coefficient of determination (R2)0.003

GDP per capita (current US$)
No. of data28
Regression equation
Y = -67569.311907 X +54678.752
Correlation coefficient (r)-0.191
Coefficient of determination (R2)0.036

Life expectancy at birth - Both sexes (years)
No. of data28
Regression equation
Y = 0.890949 X +80.018
Correlation coefficient (r)0.018
Coefficient of determination (R2)0.000

Fertility rate, total (births per woman)
No. of data28
Regression equation
Y = 0.378782 X +1.472
Correlation coefficient (r)0.115
Coefficient of determination (R2)0.013

Suicide, age-standardized (per 100 000 population)
No. of data28
Regression equation
Y = -27.233497 X +14.729
Correlation coefficient (r)-0.450
Coefficient of determination (R2)0.203