On Fri, Mar 2, 2012 at 1:22 AM, peter dalgaard <pda...@gmail.com> wrote:
>
> Er, yes.... (scalar does not imply integer)
Dough! awkward... Sorry Shantanu.
I've added
cat('###\n # ',substr(fortunes::fortune(90)$quote,1,146),'\n ### \n')
To .First in my Rhelp directory.
Hope that helps (me).
>
> As a general matter:
>
> 1. This is the Open Source world, you can read the actual function and see
> what it does. It might even say so in the comments.
>
> 2. You can investigate empirically -- the moments are known as a function of
> the parameters (check Wikipedia), so how about simulating a few thousand
> matrices and looking at the means and variances.
>
> (I don't do IW on a daily basis, but AFAICT, the two parametrizations have
> roughly the same mean, but a factor of two between variances, so it should be
> fairly easy to spot whether it is one or the other.)
>
> --
> Peter Dalgaard, Professor,
> Center for Statistics, Copenhagen Business School
> Solbjerg Plads 3, 2000 Frederiksberg, Denmark
> Phone: (+45)38153501
> Email: pd....@cbs.dk Priv: pda...@gmail.com
>
>
>
>
>
>
>
>
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