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Question: How do you rate the usefulness of the following strategies for understanding and memorising the text? - I summarise the text in my own words.
Choices: 1 "Not useful at all" - 6 "Very useful"
Data: Average score
Period:
Area:
77 countries/ areas
Highlight:
1 China4.77
2 Spain4.52
3 Republic of Korea4.49
4 Albania4.48
5 Viet Nam4.46
6 Italy4.37
6 Peru4.37
8 Croatia4.31
9 Kazakhstan4.30
10 Japan4.29
11 Ukraine4.25
12 Belarus4.23
12 Hungary4.23
12 Slovenia4.23
15 Turkiye 4.22
16 France4.21
17 Moldova4.20
18 Chile4.19
19 Costa Rica4.16
19 Estonia4.16
19 Greece4.16
19 Morocco4.16
19 Poland4.16
24 Ireland4.13
24 Russian Federation4.13
26 Jordan4.12
27 Kosovo4.11
27 Romania4.11
27 United Arab Emirates4.11
30 Malaysia4.10
30 Mexico4.10
32 Singapore4.09
33 Montenegro4.08
34 Saudi Arabia4.07
35 Indonesia4.05
36 Bosnia and Herzegovina4.02
36 Switzerland4.02
38 Portugal4.01
39 Argentina3.98
39 Thailand3.98
41 Latvia3.97
42 Lithuania3.96
42 Panama3.96
44 Brunei Darussalam3.95
45 United Kingdom3.93
46 Denmark3.90
47 United States3.89
48 Germany3.88
49 Colombia3.87
49 Serbia3.87
49 Slovakia3.87
52 New Zealand3.85
53 Australia3.84
54 Sweden3.83
55 Czech Republic3.82
55 Philippines3.82
57 Austria3.81
57 Belgium3.81
57 Hong Kong, China3.81
57 Taiwan3.81
61 Canada3.78
62 Macao, China3.77
63 Luxembourg3.76
64 Uruguay3.70
65 Malta3.69
65 Norway3.69
67 Cyprus3.68
67 Finland3.68
69 Georgia3.65
70 Qatar3.61
71 Netherlands3.58
72 Iceland3.56
73 Israel3.55
74 Azerbaijan3.47
75 Dominican Republic3.46
76 Brazil3.43
77 Bulgaria3.30

Note
The data of Azerbaijan are collected only in Baku. The data of China are collected only in Beijing, Shanghai, Jiangsu, and Zhejiang.

No data for 161 countries.

Source
OECD PISA 2018 Compendia

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data73
Regression equation
Y = -0.619516 X +8.778
Correlation coefficient (r)-0.249
Coefficient of determination (R2)0.062

GDP per capita (current US$)
No. of data77
Regression equation
Y = -29151.183865 X +149677.420
Correlation coefficient (r)-0.295
Coefficient of determination (R2)0.087

Life expectancy at birth - Both sexes (years)
No. of data76
Regression equation
Y = -1.395198 X +83.831
Correlation coefficient (r)-0.096
Coefficient of determination (R2)0.009

Fertility rate, total (births per woman)
No. of data76
Regression equation
Y = -0.157590 X +2.257
Correlation coefficient (r)-0.103
Coefficient of determination (R2)0.011

Suicide, age-standardized (per 100 000 population)
No. of data73
Regression equation
Y = 1.850502 X +1.589
Correlation coefficient (r)0.110
Coefficient of determination (R2)0.012