The statistical study of populations including sex ratio, age structure, and predicting growth rates is called Demography
It is a statistical study of population statistics are examined in demography. A study of demography looks at how populations change over time and space in terms of size, structure, and movement. It employs strategies from a variety of disciplines, including anthropology, economics, and sociology.
In order to analyze and forecast population-related social, cultural, and economic developments, governments and private organizations can benefit from using demography.
The main focus of these early demographic research was mortality. However, research in the 19th century indicated a drop in birthrates, and scientists started looking at both fertility and mortality. Early insurance agents frequently conducted demography surveys to calculate life insurance prices.
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