Struct NegativeBinomialRV 

pub struct NegativeBinomialRV {
    pub r: u32,
    pub p: f64,
}

Negative Binomial random variable X ~ NB(r, p).

Fields

r: u32

p: f64

Implementations

impl NegativeBinomialRV

pub fn new(r: u32, p: f64) -> Self

pub fn mean(&self) -> f64

Mean = r*(1-p)/p.

pub fn variance(&self) -> f64

Variance = r*(1-p)/p^2.

Trait Implementations

impl Clone for NegativeBinomialRV

fn clone(&self) -> NegativeBinomialRV

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for NegativeBinomialRV

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.