Study Costa & McCrae (1980): study US 1976
- Public
- 35-85 aged white males (largely veterans), USA, 1976
- Sample
- Respondents
- N = 1100
- Non Response
- T1:21%; T2:18%; T3:27%; T4:46%
- Assessment
-
Questionnaire: Paper & Pencil Interview (PAPI)
Mailed questionnaire att intervals of 3 months
Correlate
- Authors's Label
- Extraversion
- Our Classification
-
-
- Operationalization
- Cattel (1973) Sixteen Personality
Factor Questionnaire
Observed Relation with Happiness
Correlations at:
T1: r = +.12 (001)
T2: r = +.17 (001)
T3: r = +.20 (001)
T4: r = +.25 (001)
PAS: r(mean) = +.21
NAS: r(mean) = -.08