The evolution of human sex ratio at birth: a bio-cultural analysis

The Evolution of Cultural Diversity: A Phylogenetic Approach • UCL Press • London, UK • Published In • Pages: 207-216 •
By Mace, Ruth, Jordan, Fiona M.

Hypothesis

Sex ratio at birth will be positively correlated with the presence of brideprice.

Test

Test NameSupportSignificanceCoefficientTail
Phylogenetic method CONTINUOUS of Pagel (1999)Not Supportedp = 0.534r = 0.083UNKNOWN

Variables

Variable NameVariable Type OCM Term(s)
Sex ratio at birthDependentBirth Statistics
Presence or absence of bridepriceIndependentMode Of Marriage