normal distribution


nounStatistics.
  1. a theoretical frequency distribution represented by a normal curve.

Origin of normal distribution

1
First recorded in 1895–1900

Words Nearby normal distribution

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use normal distribution in a sentence

  • A normal distribution would resemble a bell curve with a peak around three and a rapidly tapering tail in both directions, meaning the probability of an extreme event declines exponentially as the number of infections moves farther from the average.

    Slowing the spread | Katie McLean | December 18, 2020 | MIT Technology Review
  • The frequency distribution of breeding activity in birds is described by a nonlinear curve (a normal distribution is nonlinear).

    The Breeding Birds of Kansas | Richard F. Johnston
  • Such boon-work was considered as a kind of surplus demand; it exceeded the normal distribution of work.

    Villainage in England | Paul Vinogradoff
  • The idea is but the shadow of the theories of normal distribution mentioned in preceding chapters.

British Dictionary definitions for normal distribution

normal distribution

noun
  1. 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 distribution

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for normal distribution

normal distribution

[ nôrməl ]


  1. A theoretical frequency distribution for a set of variable data, usually represented by a bell-shaped curve symmetrical about the mean.

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