Quintile
Quintile
Quintile (/ˈkwɪntaɪl/), from the Latin quintus meaning "fifth", is a statistical value that represents 1/5th of a given data set. It is a term commonly used in statistics, astrology, and epidemiology.
Etymology
The term "quintile" is derived from the Latin quintus, which means "fifth". It was first used in the field of statistics in the late 19th century.
In Statistics
In statistics, a quintile is a type of quantile which divides an ordered data set into five equal parts. Each quintile contains 20% of the total data. The first quintile (Q1) is the 20th percentile of the data, the second quintile (Q2) is the 40th percentile, and so on.
In Astrology
In astrology, a quintile is an aspect that occurs when two planets are 72 degrees apart. It is considered a minor aspect and is often associated with creativity and the ability to integrate different areas of life.
In Epidemiology
In epidemiology, quintiles are often used to divide a population into five equal groups for the purpose of analysis. This can be useful in identifying health disparities and targeting interventions.
Related Terms
External links
- Medical encyclopedia article on Quintile
- Wikipedia's article - Quintile
This WikiMD dictionary article is a stub. You can help make it a full article.
Languages: - East Asian
中文,
日本,
한국어,
South Asian
हिन्दी,
Urdu,
বাংলা,
తెలుగు,
தமிழ்,
ಕನ್ನಡ,
Southeast Asian
Indonesian,
Vietnamese,
Thai,
မြန်မာဘာသာ,
European
español,
Deutsch,
français,
русский,
português do Brasil,
Italian,
polski