average-deviation

average deviation

Dictionary.com Unabridged

mean deviation

noun Statistics.
a measure of dispersion, computed by taking the arithmetic mean of the absolute values of the deviations of the functional values from some central value, usually the mean or median.
Also called average deviation.


Origin:
1890–95

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To average-deviation
Collins
World English Dictionary
average deviation
 
n
statistics another name for mean deviation

mean deviation
 
n
1.  the difference between an observed value of a variable and its mean
2.  mean deviation from the mean, mean deviation from the median, Also: average deviation a measure of dispersion derived by computing the mean of the absolute values of the differences between observed values of a variable and the variable's mean

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
American Heritage
Science Dictionary
mean deviation  
In a statistical distribution, the average of the absolute values of the differences between individual numbers and their mean.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature