Study Gorman (1971): study US 1970
- Public
- Undergraduate students, Nassau Community College, USA, 1970
- Sample
- Respondents
- N = 67
- Non Response
- 4%, 3% refusal, 1% incomplete information
- Assessment
-
Multiple assesment methods
Questionnaires administered in class and daily records kept at home during 28 days
Correlate
- Authors's Label
- Amount of sleep
- Our Classification
-
-
- Operationalization
- Repeated closed question on amount of sleep last night; during one month: much less than average / less than average / average amount / more than average / much more than average.