NIST

mean

(definition)

Definition: The (arithmetic) mean of some values is the sum of all values divided by the number of values.

See also median, mode, midrange.

Note: The mean of 1, 1, 3, 50, and 60 is 23. (1 + 1 + 3 + 50 + 60) / 5 = 23.

Author: PEB


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Entry modified 15 March 2006.
HTML page formatted Mon Feb 2 13:10:39 2015.

Cite this as:
Paul E. Black, "mean", in Dictionary of Algorithms and Data Structures [online], Vreda Pieterse and Paul E. Black, eds. 15 March 2006. (accessed TODAY) Available from: http://www.nist.gov/dads/HTML/mean.html