Explaining monogamy and polygyny among foragers and horticulturalists

A low male to female sex ratio will be positively associated with polygyny (6).

Test
Test Name	Support	Significance	Coefficient	Tail
Pearson’s product-moment correlation	Not Supported	`UNKNOWN`	`UNKNOWN`	`UNKNOWN`

Variables
Variable Name	Variable Type	OCM Term(s)
Male Sex Ratio	Independent	Composition Of Population
Polygyny	Dependent	Polygamy

Main Author	Published Year	Hypothesis	Supported	Variables Tested
Ember, Melvin	1974	"[Societies] with a high male loss in warfare are significantly more likely to have an imbalanced sex ratio in favor of females than . . . [societies] with a low or zero male loss in warfare" (201-202)	Supported	2	Cite Related Hypotheses More By Author
Ember, Melvin	1974	"A high male mortality in warfare is strongly associated with polygyny" (202)	Supported	2	Cite Related Hypotheses More By Author
Barber, Nigel	2004	The sex ratio at birth will decline with polygyny.	Partially Supported	2	Cite Related Hypotheses More By Author
Ember, Melvin	1974	"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)	Supported	3	Cite Related Hypotheses More By Author
Ember, Melvin	1974	". . . polygynous . . . [societies] are significantly more likely to have an imbalanced sex ratio in favor of females than the nonpolygynous [societies]" (199)	Supported	2	Cite Related Hypotheses More By Author