variance: Variance of the negative binomial distribution

In inbo/inlatools: Diagnostic Tools for INLA Models

Variance of the negative binomial distribution

Description

The type 1 zero-inflated negative binomial distribution is a standard negative binomial distribution with an additional point mass at zero.

The type 1 zero-inflated poisson is a standard Poisson distribution with an additional point mass at zero.

Usage

var_nbinom(mu, size)

var_zinbinom1(mu, size, zero)

var_zipois1(mu, zero)

Arguments

mu	mean of the distribution. Must be on the original scale.
size	Size of the negative binomial distribution. Must be strict positive.
zero	Probability of the point mass at zero.

inbo/inlatools documentation built on Sept. 17, 2022, 2:13 p.m.