Date:         Sun, 1 Jun 2003 16:20:49 -0700
Reply-To:     Dale McLerran <stringplayer_2@YAHOO.COM>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         Dale McLerran <stringplayer_2@YAHOO.COM>
Subject:      Re: Max Likelihood estimate
Comments: To: doug <queanbeyan@HOTMAIL.COM>
In-Reply-To:  <3ed9d9e3@dnews.tpgi.com.au>
Content-Type: text/plain; charset=us-ascii

Doug,

It sounds as though you have a pretty simple model, so the
procedure MIXED should be able to return the ML estimates.
You would have code like

  proc mixed data=mydata method=ml;
    class <classvars>;
    model y = <predictors> / s;
  run;

Dale


--- doug <queanbeyan@HOTMAIL.COM> wrote:
> Hi,
>
> How can I get the max likelihood estimate of Beta and sigma squared
> in SAS.
> I have been using proc reg (as my data is all numerical) but this
> appears
> only capable of OLSE. I know that the Beta value in both methods
> should be
> the same, but how do I get the sigma squared for MLE?
>
> Thanks in advance,
>
> Doug


=====
---------------------------------------
Dale McLerran
Fred Hutchinson Cancer Research Center
mailto: dmclerra@fhcrc.org
Ph:  (206) 667-2926
Fax: (206) 667-5977
---------------------------------------

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