μ
Symbol  Format  Data 

μ  Code Point 

TeX 


SVG 
The Greek letter (mu) is used in statistics to represent the population mean of a distribution.
The x bar symbol is used in statistics to represent the sample mean of a distribution.
The Greek capital letter Μ is visually very similar to the Latin capital letter M. For that reason, refer to the usage of the Latin capital letter M for math usage.
The population mean formula gives the average value of the whole population.