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bayesforecast (version 1.0.1)

inverse.chisq: Define an inverse gamma prior distribution

Description

inverse.chisq(df)

Usage

inverse.chisq(df = 7)

Arguments

df

the degree freedom parameter df

Value

a numerical vector interpreted as a prior in Stan

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.