Correlational finding on Happiness and subject: Region in USA

StudyManning-Gibbs (1972): study US 1946
TitleRelative Deprivation and Self-Reported Happiness of Blacks: 1946-1966.
SourceUnpublished PhD Dissertation, University of Texas, 1972, Austin, USA
URLhttps://worlddatabaseofhappiness-archive.eur.nl/hap_bib/freetexts/manning-gibbs_ba_1972.pdf
PublicAdults, general public, USA, 1946-1966
Sample
Non-Response
Respondents N =25617

Correlate
Author's labelRegion in USA
Page in Source 53
Our classificationRegion in USA
Operationalization
0 Non-south 
1 South

Observed Relation with Happiness
Happiness
Measure
StatisticsElaboration/Remarks
O-SLu-g-sq-n-10-cG=
G' based on proportion very happy.
Response formats of happiness question very 
slightly over the years.

1946: blacks: G' = -.01 (ns)
      whites: G' = +.00 (ns)
1956: blacks: G' = +.14 (ns)
      whites: G' = -.02 (ns)
1966: blacks: G' = +.13 (ns)
      whites: G' = -.06 (05)


Appendix 1: Happiness measures used
CodeFull Text
O-SLu-g-sq-n-10-cSelfreport on single question:

"In general, how happy would you say you are....."?

Response options not reported


Appendix 2: Statistics used
SymbolExplanation
GGOODMAN & Kruskal's GAMMA
Type: test statistic
Measurement level: Correlate: ordinal, Happinessl: ordinal
Range: [-1; +1]

Meaning:
G = 0 no rank correlation
G = +1 strongest possible rank correlation, where high correlate values correspond to high happiness ratings.
G = -1 strongest possible rank correlation, where high correlate values correspond with low happiness ratings.
Source:
Ruut Veenhoven, World Database of Happiness, Collection of Correlational Findings, Erasmus University Rotterdam.
https://worlddatabaseofhappiness.eur.nl