population profile
Học thuậtThân thiện
Definition
Noun: A graphical representation, typically a chart or graph, that displays the distribution of a population according to age (and often sex) at a specific point in time. It shows the number or proportion of individuals in each age group, providing a visual snapshot of the population's structure.
Usage
A population profile is used primarily in demography, urban planning, economics, and public policy to analyze and understand the age composition of a group, which can indicate trends such as birth rates, aging populations, or demographic bulges like a "youth bulge."
Examples
- The population profile of the country revealed a rapidly aging society, with a large proportion of citizens over 65.
- City planners used the population profile to forecast future demand for schools and healthcare facilities.
- A population profile with a wide base indicates a high birth rate and a young population.
Advanced Usage
- Comparative Analysis: Population profiles for different regions or years can be compared side-by-side to analyze migration patterns, the impact of policies, or historical events like wars or baby booms.
- Comparing the population profiles of 2000 and 2020 clearly shows the effects of the declining birth rate.
- Cohort Analysis: Specific age cohorts (e.g., people aged 20-34) within a profile can be tracked over time to predict economic behavior, such as entry into the housing market.
Variants and Related Words
- Population Pyramid: A specific type of population profile that uses a back-to-back horizontal bar graph format, with males on one side and females on the other, creating a pyramid-like shape for growing populations.
- Age-Sex Structure: A more technical term for the data represented in a population profile.
- Demographic Profile: A broader term that may include other characteristics like income, education, or ethnicity in addition to age and sex.
Synonyms
- Age distribution chart
- Population pyramid
- Age structure diagram
Related Concepts (Not Compound Words)
- Demographics: The statistical study of populations, especially human beings.
- Dependency Ratio: A metric often derived from a population profile, comparing the economically dependent parts of the population (the young and the old) to the working-age population.
- Cohort: A group of individuals sharing a common demographic experience, such as being born in the same year or period.
Noun
- a chart showing the number of people as a function of their ages