inverse.chisq {bayesforecast}R Documentation

Define an inverse gamma prior distribution

Description

inverse.chisq(df)

Usage

inverse.chisq(df = 7)

Arguments

df

the degree freedom parameter df

Details

Define a inverse chi square prior distribution using the hyper parameter df, by default an inverse.chisq(df = 2) distribution is return.

If sigma has a chi square distribution then 1/sigma has n inverse chi square distribution.

Value

a numerical vector interpreted as a prior in Stan


[Package bayesforecast version 1.0.1 Index]