Which of the Following Measures of Location Is Calculated Using $\bar{x}$

Multiple Choice

Which of the following measures of location is calculated using the formula $\bar{x}$ = ${ \frac { \sum _ { i = 1 } ^ { n } X _ { i } } { n } }$
,where n is the number of observations?

A) midrange
B) sample mean
C) mode
D) median