Statistics.Distributions.Chisq

Chi square distribution.

degrees of freedom parameter.

Summary

cdf(x, df)

The cumulative density function

pdf(x, df)

The probability density function

ppf(x, df)

The percentile-point function

rand(df)

Draw a random number from a t distribution with specified degrees of freedom

Functions

cdf(x, df)

The cumulative density function

Examples

iex> Statistics.Distributions.Chisq.cdf(2, 2)
0.6321205588285578
pdf(x, df)

The probability density function

Examples

iex> Statistics.Distributions.Chisq.pdf(2, 1)
0.10377687435514868
ppf(x, df)

The percentile-point function

Examples

iex> Statistics.Distributions.Chisq.ppf(0.95, 1)
3.841458820694101
rand(df)

Draw a random number from a t distribution with specified degrees of freedom

Uses the rejection sampling method

Examples

iex> Statistics.Distributions.Chisq.rand(2)
1.232433646523534767