Question

What are ‘population pyramids’? How do they help in understanding the population
of a country?

Answer 1

Explanation:

A population pyramid is a way to visualize two variables: age They are used by demographers, who study populations. A population pyramid is a graph that shows the distribution of ages across a population divided down the center between male and female members of the population.

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Answer 2

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• A graphical representation of age-sex composition of a population is called population  pyramid or age-sex pyramid.

A population pyramid helps in understanding the population of a country as it shows:

1. The total population divided into various age groups.
2. The percentage of total population subdivided into males and females in each age group.

◕  The shape of the pyramid shows:

• Number of dependents and reflects level of births.
• Number of economically active people.
• Number of elderly dependents and reflects the number of deaths.