statistics-0.10.5.0: A library of statistical types, data, and functions

Portabilityportable
Stabilityexperimental
Maintainerbos@serpentine.com
Safe HaskellNone

Statistics.Distribution.Normal

Contents

Description

The normal distribution. This is a continuous probability distribution that describes data that cluster around a mean.

Synopsis

Documentation

Constructors

normalDistrSource

Arguments

:: Double

Mean of distribution

-> Double

Standard deviation of distribution

-> NormalDistribution 

Create normal distribution from parameters.

IMPORTANT: prior to 0.10 release second parameter was variance not standard deviation.

normalFromSample :: Sample -> NormalDistributionSource

Create distribution using parameters estimated from sample. Variance is estimated using maximum likelihood method (biased estimation).

standard :: NormalDistributionSource

Standard normal distribution with mean equal to 0 and variance equal to 1