Main function for CUB models with a shelter effect

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Description

Estimate and validate a CUB model with a shelter effect.

Usage

1
cubshe(m, ordinal, shelter, maxiter, toler, makeplot,summary)

Arguments

m

Number of ordinal categories

ordinal

Vector of ordinal responses

shelter

Category corresponding to the shelter choice

maxiter

Maximum number of iterations allowed for running the optimization algorithm

toler

Fixed error tolerance for final estimates

makeplot

Logical: if TRUE (default), the algorithm returns a graphical plot comparing fitted probabilities and observed relative frequencies

summary

Logical: if TRUE, summary results of the fitting procedure are displayed on screen

Value

An object of the class "CUB"

References

Iannario M. (2012). Modelling shelter choices in a class of mixture models for ordinal responses, Statistical Methods and Applications, 21, 1–22

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