Study Cantril & Roll (1971): study US 1964

Public:

21+ aged, general public, USA, 1964-1971

Sample:

Respondents:

N = 1588

Non Response:

Assessment:

Interview: face-to-face
Structured interview

Correlate

Authors's label

Race

Our Classification

Operationalization

0 Non-white
1 White

Observed Relation with Happiness