statistics v0.4.0 Statistics.Distributions.Chisq
Chi square distribution.
Takes a degrees of freedom parameter.
Summary
Functions
Specs
cdf(non_neg_integer) :: (... -> any)
The cumulative density function
Examples
iex> Statistics.Distributions.Chisq.cdf(2).(2)
0.6321205588285578
Specs
pdf(non_neg_integer) :: (... -> any)
The probability density function
Examples
iex> Statistics.Distributions.Chisq.pdf(1).(2)
0.10377687435514868
Specs
ppf(non_neg_integer) :: (... -> any)
The percentile-point function
Examples
iex> Statistics.Distributions.Chisq.ppf(1).(0.95)
3.841458820694101
Specs
rand(non_neg_integer) :: number
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