# Definition of 'normal distribution'

Word Frequency

## normal distribution

noun

statistics

a continuous distribution of a random variable with its mean, median, and mode equal, the probability density function of which is given by (exp-[(x–μ)2/2σ2]/σ√(2π)) where μ is the mean and σ2 the variance

. Also called : Gaussian distributionCollins English Dictionary. Copyright © HarperCollins Publishers

Word Frequency

## normal distribution in American English

Statistics

a symmetrical distribution, represented on a graph by a bell curve, in which the class with the highest frequency is at the center and the classes with the lowest frequency are at each end

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by
Houghton Mifflin Harcourt. All rights reserved.

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