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\name{weibullregpost}
\alias{weibullregpost}
\title{Log posterior of a Weibull proportional odds model for survival data}
\description{
Computes the log posterior density of (log sigma, mu, beta) for a Weibull
proportional odds regression model
}
\usage{
weibullregpost(theta,data)
}
\arguments{
\item{theta}{vector of parameter values log sigma, mu, and beta}
\item{data}{data matrix with columns survival time, censoring variable, and covariate matrix}
}
\value{
value of the log posterior
}
\author{Jim Albert}
\examples{
data(chemotherapy)
attach(chemotherapy)
d=cbind(time,status,treat-1,age)
theta=c(-.6,11,.6,0)
weibullregpost(theta,d)
}
\keyword{models}
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