Demography us history definition
What does demography mean in history?
Demography (from Ancient Greek δῆμος (dêmos) 'people, society', and -γραφία (-graph\xeda) 'writing, drawing, description') is the statistical study of human populations: their size, composition (e.g., race, age), and how they change through the interplay of fertility (births), mortality (deaths), and migration..
What is the meaning of demographic in America?
Demographics are statistics that describe populations and their characteristics.
Demographic analysis is the study of a population-based on factors such as age, race, and sex..
Demographic history is the reconstructed record of human population in the past. Given the lack of population records prior to the 1950s, there are many gaps in our record of demographic history. Historical demographers must make do with estimates, models and extrapolations.Demography examines the size, structure, and movements of populations over space and time. It uses methods from history, economics, anthropology, sociology, and other fields.
