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Correlational findings

Study Schaefer & Bayley (1963): study US 1929

Public:
Children followed from age 0 to 18, Berkeley, California, USA, 1929-47
Sample:
Respondents:
N = 54
Non Response:
13% drop-outs (7 children and their mothers)
Assessment:
Multiple methods
Behavioral observation and interviews

Correlate

Authors's label
Later marital happiness of mother
Our Classification
Operationalization
Rating made by three judges on the basis of interview-protocols (one to three interviews). 8-item index: each item scored on a 7-point scale ranging from 'not at all true' to 'extremely true'.
Assessed at Ss age 9-14. (± 10 years after assessment of happiness).

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks A-CP-mi-tsb-n-7-a = Happiness (hedonic level) was rated 12 times be- tween 10-36 months of age. Ratings combined: months 10 + 11 + 12 / 13 + 14 + 15 / 18 + 21 + 24 / 27 + 30 + 36.

            Months   Months   Months   Months
            10-12    13-15    18-24    27-36
A-CP-mi-tsb-n-7-a mr = +.01 Boys       -.04(ns) -.08(ns) +.08(ns) +.08(ns) A-CP-mi-tsb-n-7-a mr = -.04 Girls      +.13(ns) -.04(ns) -.25(ns) +.00(ns)