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The Stata Journal
Volume 18 Number 4: pp. 826-843



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Calculations involving the multivariate normal and multivariate t distributions with and without truncation

Michael J. Grayling
Hub for Trials Methodology Research
MRC Biostatistics Unit
Cambridge, UK
[email protected]
Adrian P. Mander
Hub for Trials Methodology Research
MRC Biostatistics Unit
Cambridge, UK
[email protected]
Abstract.  In this article, we present a set of commands and Mata functions to evaluate different distributional quantities of the multivariate normal distribution and a particular type of noncentral multivariate t distribution. Specifically, their densities, distribution functions, equicoordinate quantiles, and pseudo–random vectors can be computed efficiently, in either the absence or the presence of variable truncation.
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View all articles with these keywords: mvnormalden, pmvnormal, invmvnormal, rmvnormal, mvtden, mvt, invmvt, rmvt, tmvnormalden, tmvnormal, invtmvnormal, rtmvnormal, tmvtden, tmvt, invtmvt, rtmvt, multivariate normal, multivariate t, truncated distribution

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