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Correlational findings

Study McGrade (1968): study US 1963

Public:
Infants followed from birth to 8 month, USA, 196?
Sample:
Respondents:
N = 24
Non Response:
46% unattainable.
Assessment:
Questionnaire: paper
Mailed questionnaire and peerratings

Correlate

Authors's label
Tension
Our Classification
Operationalization
Examination by psychologist. Rated on 8-point scale. (Tension rating scale, from Bayley Infant Behaviour Profile).

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks A-CA-mi-tsb-v-8-a r = -.79 p < .01 Both variables measured at month 8.