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Answers
2.
a.The population mean is an average of a group characteristic. ... The group could be a person, item, or thing, like “all the people living in the United States” or “all dog owners in Georgia”.
b.Migration is the movement of people from one place to another. Migration happens for a range of reasons. These can be economic, social, political or environmental.
c. A census is a count of part of a population.
d. The census ensures that each community gets the right number of representatives in government." Because representation is based on population, an up-to-date tally is essential.
e.Major factors responsible for high population growth in Pakistan are high fertility, low contraceptive prevalence rate, high unmet need of family planning, declining mortality, custom of early marriages, son preference, poverty, illiteracy especially of women and lack of women empowerment, religious constraints.
f. less pplz live .....more pplz live
d.Crude density, also known as arithmetic density, is the most commonly used measure of population density.
hope it helps .....
