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Related to mean deviation: Mean Absolute Deviation
In a statistical distribution or a set of data, the average of the absolute values of the differences between individual numbers and their mean.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Statistics) the difference between an observed value of a variable and its mean
2. (Statistics) Also: mean deviation from the mean, mean deviation from the median or 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 and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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, usu. the mean or median.Also called average deviation.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||mean deviation - the arithmetic mean of the absolute values of deviations from the mean of a distribution|
statistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters
deviation - the difference between an observed value and the expected value of a variable or function
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