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Correlational findings

Study Bachman et al. (1978): study US 1966

Public:
Public highschool boys followed 8 years from grade 10, USA, 1966-74
Sample:
Respondents:
N = 1628
Non Response:
2.8% at T1, 17.2% at T2, 21.0% at T3, 28.9% at T4, 28.5% at T5
Assessment:
Multiple methods
Interviews, tests and questionnaires

Correlate

Authors's label
Ideal number of children
Our Classification
Operationalization
Simple direct question at T4 and T5:
'All things considered, if you could have exactly the number of children you want, what number would that be?'. Actual number coded (8 = 8 or more).
Scale: 0 to 8

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-HP-g-mq-v-5-a tau = +                 Ideal number of children
Happiness       T4          T5
T1        tau = +.08 (05)   +.04 (ns)
T2        tau = +.02 (ns)   +.03 (ns)
T3        tau = +.05 (ns)   +.06 (ns)
T4        tau = +.03 (ns)   +.02 (ns)
T1:1966, T2:1968, T3:1969, T4:1970, T5:1974