Study Lee & Ellithorpe (1982): study US Washington 1975

Public:

60+ aged, living near children, USA, Washington State, 1975

Sample:

Respondents:

N = 403

Non Response:

25.1%

Assessment:

Questionnaire: paper

Correlate

Authors's label

Education

Our Classification

Operationalization

years of schooling

Observed Relation with Happiness