Dictionary

normal distribution

noun

Definition of NORMAL DISTRIBUTION

:  a probability density function that approximates the distribution of many random variables (as the proportion of outcomes of a particular sort in a large number of independent repetitions of an experiment in which the probabilities remain constant from trial to trial) and that has the form where μ is the mean and σ is the standard deviation — compare normal curve

First Known Use of NORMAL DISTRIBUTION

1897

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March 30, 2015
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