Warfare, sex ratio and polygyny

Ethnology • Vol/Iss. 13 • Published In • Pages: 197-206 •
By Ember, Melvin

Hypothesis

"In the presence of a short [postpartum sex] taboo, which is the more crucial control situation, . . . [there is a strong] correlation between high male mortality and polygyny" (202)

Test

Test NameSupportSignificanceCoefficientTail
Phi coefficientSupportedp<.005.65One-tailed