- Affect: Cheerful Appearance (A-CA)
- Time frame:
- last instant (mi)
- time sampling of happy behaviors (tsb)
- Scale Type:
- verbal scale (v)
- Scale Range:
DescriptionTime sampling of happy behaviors:
Researchers observed the baby's in the home.
One observation of one second was made every fifteenth second. Any positively voiced sound as observed by the researcher counted as a happy vocal and any negatively voiced sound counted as a unhappy vocal.