Study Callan (1986): study US California 1981
- Public:
- Intentionally childless and intentionally parents, California, USA, 198?
- Survey name:
- Unnamed study
- Sample:
- Respondents:
- N = 76
- Non Response:
- Assessment:
-
Questionnaire: paper
not reported, assumed
Correlate
- Authors's label
- Childless vs Parents
- Our Classification
-
-
- Operationalization
- 1: parents
0: childless
Observed Relation with Happiness
Childless M = 3,47
- difference +0.10