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Question: You have just read a long and rather difficult two-page text about fluctuations in the water level of a lake in Africa. You have to write a summary.How do you rate the usefulness of the following strategies for writing a summary of this two-page text? - I try to copy out accurately as many sentences as possible.
Choices: 1 "Not useful at all" - 6 "Very useful"
Data: Average score
Period:
Area:
10 countries/ areas
Highlight:
1 Republic of Korea2.80
2 Japan2.73
3 Australia2.68
4 United Kingdom2.47
4 United States2.47
6 Canada2.43
7 Sweden2.36
8 Germany2.22
9 Italy2.00
10 France 1.87

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 data10
Regression equation
Y = -0.223394 X +7.191
Correlation coefficient (r)-0.164
Coefficient of determination (R2)0.027

GDP per capita (current US$)
No. of data10
Regression equation
Y = 4674.910244 X +37696.791
Correlation coefficient (r)0.099
Coefficient of determination (R2)0.010

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = 1.146720 X +79.244
Correlation coefficient (r)0.152
Coefficient of determination (R2)0.023

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = -0.442082 X +2.541
Correlation coefficient (r)-0.453
Coefficient of determination (R2)0.205

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = 9.963617 X -12.843
Correlation coefficient (r)0.659
Coefficient of determination (R2)0.434