Study Brenner (1970): study US 1960
- Public
- Highschool pupils, New York State, USA, 1960
- Sample
- Respondents
- N = 5204
- Non Response
- 1%
- Assessment
- Questionnaire: Paper & Pencil Interview (PAPI)
Correlate
- Authors's Label
- Number of extra-curricular activities taken part in
- Our Classification
-
-
- Operationalization
- Open-ended direct question 0 / 1-2 / 3+