[R] Problems creating a random sample

Chong Gu chong at stat.purdue.edu
Wed Jan 12 17:00:33 CET 2000


   Date: Wed, 12 Jan 2000 09:44:38 -0500
   From: Chong Gu <chong at stat.purdue.edu>
   CC: r-help at stat.math.ethz.ch
   Sender: owner-r-help at stat.math.ethz.ch
   Precedence: bulk

   covsqrt<-chol(matrix(c(1,.95,.95,1),2,2))
   mvnorm<-matrix(rnorm(500),250,2)%*%covsqrt+c(-1,1)

   Chong

Sorry, a mistake here.  The second line should be 

mvnorm<-t(t(matrix(rnorm(500),250,2)%*%covsqrt)+c(-1,1))
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