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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 Belarus 4.23
12 Hungary4.23
12 Slovenia4.23
15 Turkiye4.22
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 data74
Regression equation
Y = -0.853103 X +9.681
Correlation coefficient (r)-0.317
Coefficient of determination (R2)0.100

GDP per capita (current US$)
No. of data77
Regression equation
Y = -26800.528245 X +137654.443
Correlation coefficient (r)-0.278
Coefficient of determination (R2)0.077

Life expectancy at birth - Both sexes (years)
No. of data76
Regression equation
Y = -1.354126 X +83.763
Correlation coefficient (r)-0.100
Coefficient of determination (R2)0.010

Fertility rate, total (births per woman)
No. of data76
Regression equation
Y = -0.085707 X +2.021
Correlation coefficient (r)-0.057
Coefficient of determination (R2)0.003

Suicide - all ages (per 100,000 population)
No. of data73
Regression equation
Y = 2.953385 X -0.816
Correlation coefficient (r)0.137
Coefficient of determination (R2)0.019