Final answer:
Age distribution, also known as Age Composition, refers to the proportionate numbers of persons in successive age categories in a population. It provides insights into the demographics and composition of the population.
Step-by-step explanation:
The subject in question is Age Distribution, also known as Age Composition, in population studies.
Age distribution refers to the proportionate numbers of persons in successive age categories in a given population. It provides insights into the demographics and composition of the population.
For example, a population pyramid is a graphical representation of age distribution, showing the number of males and females in different age groups. This information is important for understanding population dynamics and making predictions about population growth.