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bayesm (version 1.1-2)

rmvst: Draw from Multivariate Student-t

Description

rmvst draws from a Multivariate student-t distribution.

Usage

rmvst(nu, mu, root)

Arguments

nu
d.f. parameter
mu
mean vector
root
Upper Tri Cholesky Root of Sigma

Value

  • length(mu) draw vector

concept

  • multivariate t distribution
  • student-t
  • simulation

Warning

This routine is a utility routine that does not check the input arguments for proper dimensions and type.

References

For further discussion, see Bayesian Statistics and Marketing by Allenby, McCulloch, and Rossi. http://gsbwww.uchicago.edu/fac/peter.rossi/research/bsm.html

See Also

lndMvst

Examples

Run this code
##
set.seed(66)
rmvst(nu=5,mu=c(rep(0,2)),root=chol(matrix(c(2,1,1,2),ncol=2)))

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