normal distribution

(redirected from Normal density function)
Also found in: Thesaurus, Medical, Financial, Encyclopedia.
Related to Normal density function: normal curve, Normal probability distribution

normal distribution

n.
A theoretical frequency distribution for a random variable, characterized by a bell-shaped curve symmetrical about its mean. Also called Gaussian distribution.

normal distribution

n
(Statistics) 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

nor′mal distribu′tion

n.
a theoretical frequency distribution represented by a normal curve. Also called Gaussian distribution.
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 normal distribution - a theoretical distribution with finite mean and varianceGaussian distributiondistribution, statistical distribution - (statistics) an arrangement of values of a variable showing their observed or theoretical frequency of occurrencestatistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters
References in periodicals archive ?
When we reduced or increased the simulated number for D, we found that the standard error in a normal density function was rather stable.
N() the cumulative normal density function which assigns the probability of a given number falling at or below a given value.
The multivariate normal density function of the random vector ([X.

Site: Follow: Share:
Open / Close