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Question: You have received a message in your inbox from a wellknown mobile phone operator telling you that you are one of the winners of a smartphone. The sender asks you to click on the link to fill out a form with your data so they can send you the smartphone. In your opinion, how appropriate are the following strategies in reaction to this email? - Delete the email without clicking on the link
Choices: 1 "Not useful at all" - 6 "Very useful"
Data: Average score
Period:
Area:
10 countries/ areas
Highlight:
1 Japan3.78
3 United Kingdom3.49
4 United States3.42
5 Canada3.31
8 Germany3.23
9 France 3.21
10 Italy2.90

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

Source
OECD PISA 2018 Compendia

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data7
Regression equation
Y = -0.241652 X +7.389
Correlation coefficient (r)-0.226
Coefficient of determination (R2)0.051

GDP per capita (current US$)
No. of data7
Regression equation
Y = 1232.550314 X +46624.468
Correlation coefficient (r)0.022
Coefficient of determination (R2)0.000

Life expectancy at birth - Both sexes (years)
No. of data7
Regression equation
Y = 0.559864 X +79.648
Correlation coefficient (r)0.073
Coefficient of determination (R2)0.005

Fertility rate, total (births per woman)
No. of data7
Regression equation
Y = 0.008236 X +1.447
Correlation coefficient (r)0.011
Coefficient of determination (R2)0.000

Suicide, age-standardized (per 100 000 population)
No. of data7
Regression equation
Y = 8.024740 X -17.297
Correlation coefficient (r)0.648
Coefficient of determination (R2)0.420