Scott,

I'm not sure if this is what you are looking for, but take a look at: http://www.pitt.edu/~tonsor/downloads/programs/bootpca.html

Art -------- On Sun, 25 Jan 2009 11:26:03 +0100, scott hershberger <slhershberger@GMAIL.COM> wrote:

>Dear Colleagues, > >I was wondering whether anyone could tell me if SAS directly computes the >standard error of an eigenvalue or characteristic root? I need to compute >the confidence interval for an eigenvalue, using one of the multivariate >test statistics, such as Roy's greatest root test. > >Thanks very much, > >Scott Hershberger >Professor, Psychology