betar {CUB}R Documentation

Beta-Binomial distribution

Description

Return the Beta-Binomial distribution with parameters m, csi and phi.

Usage

betar(m,csi,phi)

Arguments

m

Number of ordinal categories

csi

Feeling parameter of the Beta-Binomial distribution

phi

Overdispersion parameter of the Beta-Binomial distribution

Value

The vector of length m of the Beta-Binomial distribution.

References

Iannario, M. (2014). Modelling Uncertainty and Overdispersion in Ordinal Data, Communications in Statistics - Theory and Methods, 43, 771–786

See Also

betabinomial

Examples

m<-9
csi<-0.8
phi<-0.2
pr<-betar(m,csi,phi)
plot(1:m,pr,type="h", main="Beta-Binomial distribution",xlab="Ordinal categories")
points(1:m,pr,pch=19)

[Package CUB version 1.1.4 Index]