Information for pair0075:

UNdata from http://data.un.org

Gross national income (GNI) and life expectancy. 
One can see the GNI per capita as an index how rich a country is. 
The wealth of a country influences the qualtity of the health care system and thus indirectly the mortality rate of its children.


x: under 5 mortality rate for different countries (deaths per 1000 live births)

y: GNI (Gross national income) per capita for different countries (in US$)

ground truth:
y --> x
