Study Sigelman (1981): study US 1974
- Public:
- 18+ aged, general public, USA, 1974-76
- Sample:
- Respondents:
- N = 2650
- Non Response:
- Assessment:
-
Interview: face-to-face
Highly structured
Correlate
- Authors's label
- Health condition
- Our Classification
-
-
- Operationalization
- Direct question: "Would you say your own health in general is excellent, good, fair or poor?"
Observed Relation with Happiness
ß hardly decreases when intelligence (IQ) is also controled.