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Correlational findings

Study Ng et al. (2009): study ZZ World samples 2005

Public:
15+ aged, general public, 121 nations, 2005-2006
Survey name:
GallupWorldPoll2006
Sample:
Respondents:
N = 125077
Non Response:
Assessment:
Interview: telephone (CATI)
In wealty nations through telephone surveys based on random-digit dialing. In poorer nations door-to-door interviews, randomly-selected.

Correlate

Authors's label
Rich countries ( vs poor)
Our Classification
Operationalization
Index of:
A: average household income of all respondents within the same nation.
B: The GDP ( Purchasing Power Parity) data of each nation, obtained from the World Bank.
C: Percentage of people in a nation who possesses modern conviences.
D: Percentage of people in a nation who could not meet their basic needs.
E: Life expectancy at birth.

Splitt up into
1 poor nations
2 rich nations

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks C-BW-c-sq-l-11-c DM = + AVERAGE happiness by AVERAGE standard of living in 121 nations

Rich countries M = 6.71
Poor countries M = 4.64
- difference=     +2.07
C-BW-c-sq-l-11-c DM = +