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There is no widely accepted standard notation for the median, but some authors represent the median of a variable ''x'' either as ''x͂'' or as ''μ''<sub>1/2</sub><ref name="StatisticalMedian" /> sometimes also ''M''.<ref name="Sheskin2003">{{cite book|author=David J. Sheskin|title=Handbook of Parametric and Nonparametric Statistical Procedures: Third Edition|url=https://books.google.com/books?id=bmwhcJqq01cC&pg=PA7|access-date=25 February 2013|date=27 August 2003|publisher=CRC Press|isbn=978-1-4200-3626-8|pages=7–}}</ref><ref name="Bissell1994">{{cite book|author=Derek Bissell|title=Statistical Methods for Spc and Tqm|url=https://books.google.com/books?id=cTwwtyBX7PAC&pg=PA26|access-date=25 February 2013|year=1994|publisher=CRC Press|isbn=978-0-412-39440-9|pages=26–}}</ref> In any of these cases, the use of these or other symbols for the median needs to be explicitly defined when they are introduced.
There is no widely accepted standard notation for the median, but some authors represent the median of a variable ''x'' either as ''x͂'' or as ''μ''<sub>1/2</sub><ref name="StatisticalMedian" /> sometimes also ''M''.<ref name="Sheskin2003">{{cite book|author=David J. Sheskin|title=Handbook of Parametric and Nonparametric Statistical Procedures: Third Edition|url=https://books.google.com/books?id=bmwhcJqq01cC&pg=PA7|access-date=25 February 2013|date=27 August 2003|publisher=CRC Press|isbn=978-1-4200-3626-8|pages=7–}}</ref><ref name="Bissell1994">{{cite book|author=Derek Bissell|title=Statistical Methods for Spc and Tqm|url=https://books.google.com/books?id=cTwwtyBX7PAC&pg=PA26|access-date=25 February 2013|year=1994|publisher=CRC Press|isbn=978-0-412-39440-9|pages=26–}}</ref> In any of these cases, the use of these or other symbols for the median needs to be explicitly defined when they are introduced.


The median is a special case of other [[location parameter|ways of summarizing the typical values associated with a statistical distribution]]: it is the 1st [[quartile]], 5th [[decile]], and 50th [[percentile]].
The median is a special case of other [[location parameter|ways of summarizing the typical values associated with a statistical distribution]]: it is the 2nd [[quartile]], 5th [[decile]], and 50th [[percentile]].


===Uses===
===Uses===
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