Quintile
Quintile is a statistical value of a data set that represents 20% of a given population, so it's one part of five. The term is used frequently in both business and statistics. Quintiles are often used to create cut-off points for a population. These can be based on various demographic characteristics, such as income or age.
Definition[edit | edit source]
A quintile is a statistical concept that divides a population into five equal parts, each representing 20% of the total. Quintiles are often used in statistical analyses to understand the distribution of certain phenomena. For example, a researcher might divide a population into quintiles based on income to understand the distribution of wealth in a society.
Calculation[edit | edit source]
To calculate a quintile, one would first sort the data set in ascending order. Then, the data set is divided into five equal parts. The first quintile (Q1) is the 20th percentile of the data; the second quintile (Q2) is the 40th percentile, and so on. The fifth quintile (Q5) is the highest 20% of the data.
Uses[edit | edit source]
Quintiles are used in a variety of fields, including economics, business, health, and more. In economics, quintiles are often used to understand income distribution within a population. In business, companies might use quintiles to segment their customer base and understand purchasing behavior. In health, researchers might use quintiles to understand the distribution of a certain health outcome, such as obesity or heart disease, within a population.
See also[edit | edit source]
| Quintile Resources | |
|---|---|
|
 |
Search WikiMD
Ad.Tired of being Overweight? Try W8MD's physician weight loss program.
Semaglutide (Ozempic / Wegovy and Tirzepatide (Mounjaro / Zepbound) available.
Advertise on WikiMD
|
WikiMD's Wellness Encyclopedia |
| Let Food Be Thy Medicine Medicine Thy Food - Hippocrates |
Translate this page: - East Asian
中文,
日本,
한국어,
South Asian
हिन्दी,
தமிழ்,
తెలుగు,
Urdu,
ಕನ್ನಡ,
Southeast Asian
Indonesian,
Vietnamese,
Thai,
မြန်မာဘာသာ,
বাংলা
European
español,
Deutsch,
français,
Greek,
português do Brasil,
polski,
română,
русский,
Nederlands,
norsk,
svenska,
suomi,
Italian
Middle Eastern & African
عربى,
Turkish,
Persian,
Hebrew,
Afrikaans,
isiZulu,
Kiswahili,
Other
Bulgarian,
Hungarian,
Czech,
Swedish,
മലയാളം,
मराठी,
ਪੰਜਾਬੀ,
ગુજરાતી,
Portuguese,
Ukrainian
Medical Disclaimer: WikiMD is not a substitute for professional medical advice. The information on WikiMD is provided as an information resource only, may be incorrect, outdated or misleading, and is not to be used or relied on for any diagnostic or treatment purposes. Please consult your health care provider before making any healthcare decisions or for guidance about a specific medical condition. WikiMD expressly disclaims responsibility, and shall have no liability, for any damages, loss, injury, or liability whatsoever suffered as a result of your reliance on the information contained in this site. By visiting this site you agree to the foregoing terms and conditions, which may from time to time be changed or supplemented by WikiMD. If you do not agree to the foregoing terms and conditions, you should not enter or use this site. See full disclaimer.
Credits:Most images are courtesy of Wikimedia commons, and templates Wikipedia, licensed under CC BY SA or similar.
Contributors: Prab R. Tumpati, MD
