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Correlational findings

Study Wessman & Ricks (1966): study US 1957

Public:
Female college students, Radcliff USA, followed 6 weeks, 1957
Sample:
Respondents:
N = 21
Non Response:
16%
Assessment:
Diary
Mood diary kept 30 days.

Correlate

Authors's label
Menstruation
Our Classification
Operationalization
Comparison of mean daily ratings on hedonic level with daily ratings prior to and during menstruation.

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks A-ARE-md-sqr-v-10-b SNR = - p < .05 Of the 19 women reporting menstrual periods, 14 had an 'average' hedonic level lower than their general mean during the two days prior to men- struation (05) and 8 of the 19 reached their most depressed periods of the entire 6-week study or these two days.
Eleven women also showed a lower 'average' hedonic level on the day the menstrual period commenced.