Hormone concentrations in gay and straight men
Urinary androsterone (androgen) and etiocholanolone (estrogen) values were recorded from 26 healthy males.
data(hormone)
A data frame with 26 observations on the following 3 variables.
androgenconcentration
estrogenconcentration
orientationsexual orientation with levels g s
Margolese, M. (1970). Homosexuality: A new endocrine correlate. Hormones and Behavior 1, 151-155.
Hand, D. (1981). Discrimination and Classification. Chichester, UK: Wiley.
data(hormone) ## maybe str(hormone) ; plot(hormone) ...
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