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When the population has a normal distribution, the sampling distribution of is normally distributed for any sample
Age Grades
Social categories based on age, used in various societies to assign roles, responsibilities, and privileges.
Double Unilineal Descent
A system of lineage where individuals belong to both their father's and their mother's descent groups, incorporating elements of both patrilineal and matrilineal descent.
Bilateral Descent
A system of family lineage in which the relatives on both the mother's and the father's sides are considered equally important.
Clans
A clan represents a group of people united by actual or perceived kinship and descent, commonly sharing a common ancestor and often associating with a specific region or territory.
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