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
- Extraversion
- Our Classification
-
-
- Remarks
- Assessed in various subgroups assumed to be representative for the general population over the years 1975-1998.
- Distribution
- M=18,40 SD=2,04
- Operationalization
- Extraversion as measured by the Eysenck Personality Questionnaire