Study Steel & Ones (2002): study ZZ 1972

Public

Adult general public, 39 nations, 1972-1998

Sample

Respondents

N = 40000

Non Response

not reported

Assessment

Interview: face-to-face
And questionnaires.

Correlate

Authors's Label

Psychoticism

Our Classification

Remarks

Assessed in various subgroups assumed to be representative for the general population over the years 1975-1998.

Distribution

M=4,73 SD=1,61

Operationalization

Psychoticism as measured by the Eysenck Personality Questionnaire

Observed Relation with Happiness