Stats.Foldable

Stats.Foldable is a pure Haskell module that implements a safe interface to a set of basic numerical statistics that only assume the Foldable typeclass for the underlying container.

Documentation

amean

Arguments

:: (Foldable f, Floating a)

=> f a

population

-> Maybe a

arithmetic mean

Compute the arithmetic mean of a population.

min

Arguments

:: (Foldable f, Ord a)

=> f a

population

-> Maybe a

minimal value

Find the minimal value of a series.

max

Arguments

:: (Foldable f, Ord a)

=> f a

population

-> Maybe a

maximal value

Find the maximal value of a population.

var

Arguments

:: (Foldable f, Floating a)

=> f a

population

-> Maybe a

variance

Compute the variance of a population.

stddev

Arguments

:: (Foldable f, Floating a)

=> f a

population

-> Maybe a

standard deviation

Compute the standard deviation of a population.

covar

Arguments

:: (Foldable f, Floating a)

=> f a

first population

-> f a

second population

-> Maybe a

covariance

Compute the covariance of two populations.

correl

Arguments

:: (Foldable f, Floating a)

=> f a

first population

-> f a

second population

-> Maybe a

correlation

Compute the correlation of two populations.