- University students, USA, 1971
- N = 86
- Non Response:
And content analysis
- Authors's label
- Absolute affect balance
- Our Classification
- Difference score between percent of day in happy moods and percent of day in unhappy moods using the following questionss
A What percentage of the time you were awake today did you feel happy?
B What percentage of the time did you feel unhappy?
C What percentage of the time did you feel neutral (neither happy nor unhappy)
Ss were told that the three percentages should add up to equal 100%