auxmat {CUB} | R Documentation |
Auxiliary matrix
Description
Returns an auxiliary matrix needed for computing the variance-covariance matrix of a CUBE model with covariates.
Usage
auxmat(m, vettcsi, vettphi, a, b, c, d, e)
Arguments
m |
Number of ordinal categories |
vettcsi |
Vector of the feeling parameters of the Beta-Binomial distribution, with length equal to the number of observations |
vettphi |
Vector of the overdispersion parameters of the Beta-Binomial distribution, with length equal to the number of observations |
a |
Real number |
b |
Real number |
c |
Real number |
d |
Real number |
e |
Real number |
References
Iannario, M. (2014). Modelling Uncertainty and Overdispersion in Ordinal Data,
Communications in Statistics- Theory and Methods, 43, 771–786
Piccolo, D. (2014). Inferential issues on CUBE models with covariates,
Communications in Statistics. Theory and Methods, 44, DOI: 10.1080/03610926.2013.821487
[Package CUB version 1.1.5 Index]