Happiness measure, code: A-AOL-g-rdf-v-4-a

Rating by mother in response to single question:

To what extent do you agree with the following statement:
My child is usually happy and content
4 agree completely
3 agree slightly
2 disagree slightly
1 disagree completely
Focus, A-AOL Affect: Average Overall Level
Time frame, g generally
Mode, rdf rating by family
Scale type, v verbal scale Range = 4
Used in studies