EVERYDAY SCIENCE

Detailed explanation-1: -Demography-The study of the structure of human populations using statistics, relating to births, deaths, wealth, disease, etc.

Detailed explanation-2: -demographics; demographically A demographic can consist of people who are in the same age group, such as 18-to-29-year-olds, or ethnic group, such as African-Americans. a statistic characterizing human populations (or segments of human populations broken down by age or sex or income etc.)

Detailed explanation-3: -Demography is the scientific study of human populations primarily with respect to their size, their structure and their development; it takes into account the quantitative aspects of their general characteristics.

Detailed explanation-4: -Demography is the scientific study of human populations (McDonald, 2014). Demographers study the size, structure, and distribution of human populations.

Detailed explanation-5: -Population is defined as all nationals present in, or temporarily absent from a country, and aliens permanently settled in a country. This indicator shows the number of people that usually live in an area. Growth rates are the annual changes in population resulting from births, deaths and net migration during the year.