Happiness measure, code: A-AA-m-sqr-v-2-a

Selfreport on single question repeated several times during the day (Experience sampling)

What is the main thing that happened to you since you last responded?. Was that
1 something nice
0 something unpleasant
Focus, A-AA Affect: Average during Activities
Time frame, m momentary (now)
Mode, sqr 1 question, repeated
Scale type, v verbal scale Range = 2
Used in studies