A Test of an Evolutionary Hypothesis of Violence against Women: The Case of Sex Ratio

Letters on Evolutionary Behavioral Science Vol/Iss. 8(1) Human Behavior and Evolution Society of Japan Published In Pages: 1-3
By Stone, Emily A.


Frequency of warfare will be negatively associated with a high male-to-female sex ratio. (2)


More warfare occurs in societies with more women than men. Retest of Ember's (1974) hypothesis.


Test NameSupportSignificanceCoefficientTail
Spearman's rhoSupportedp < 0.05r = -0.26UNKNOWN


Variable NameVariable Type OCM Term(s)
Frequency Of WarfareDependentInstigation Of War, Warfare
Male-to-Female Sex RatioIndependentComposition Of Population