- Male college students, followed 3 years, Harvard University, USA, 1957-60
- N = 17
- Non Response
- 37%: 9 dropouts, incomplete; about the same happiness distribution.
Multiple assesment methods
Mood diary kept 30 days and repeated interviews and tests during three years.
- Authors's Label
- Personality traits
- Our Classification
- Total factor scores for the two forms (one taken in elation, the other in depression) were corre- lated with the mean daily average score on the Elation-Depression Scale). Only significant associations with the 16 factors were reported.
- 16 Personality Factor Test (16 PF test; see Cattell, 1950).
Observed Relation with Happiness