After completing this lesson, student must be able to:
Size of population means number or quantity to have less or more population at a certain place, at a certain time. This note reveals facts on the study of population.
The distribution of the population according to the characteristics such as age, sex, marital status, socio-economic status (caste, religion, language, occupation, etc.) and so on is called composition of population. This is the note about the classification of population composition.
Population data are the indicators of the various information of population like birth, death, migration, age, sex, marital status, religion, literacy, language, occupation, etc. This is the note about sources of population data.
Demography is the scientific study of human population primarily with respect to size, structure, distribution and change. This is the note about the demographic components, processes, and measures.
Population Doubling Time is the estimated time taken to double the population. This is the note about the measures of population change.
Migration is another process of demography that deals with the change in the size and composition of the population by migrating from one place to another. This is the note about the measures of mortality and migration.
Birth is an important component mainly related to fertility in the study of population education. This note has information about the factors affecting birth.