# normal distribution

- a theoretical frequency distribution represented by a normal curve.

## Origin of normal distribution^{}

First recorded in 1895–1900

Also called Gaussian distribution.

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# normal distribution

- 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 varianceAlso called: Gaussian distribution

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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# normal distribution

[nôr′məl]

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

The American Heritage® Science Dictionary
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