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Date:         Wed, 31 Jan 2007 13:33:44 +0530
Reply-To:     Ankur Shanker <ankur.shanker@EVALUESERVE.COM>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         Ankur Shanker <ankur.shanker@EVALUESERVE.COM>
Subject:      Re: Random number generation
Content-Type: text/plain; charset="us-ascii"

Hello Matthew/Howard/Ed/Tanwan/Dan/Lou!!

Thank you for your valuable replies.

I was able to re-order the observations with the help of the following code.

proc sql; create table randomclass as select * from sashelp.class order by ranuni(0); quit;


Ankur Shanker

-----Original Message----- From: SAS(r) Discussion [mailto:SAS-L@LISTSERV.UGA.EDU] On Behalf Of Lou Sent: Wednesday, January 31, 2007 7:39 AM To: SAS-L@LISTSERV.UGA.EDU Subject: Re: Random number generation

"Ed Heaton" <EdHeaton@WESTAT.COM> wrote in message > Ankur, > > A company I once worked for had to give back a considerable amount of > money to their client because I used ranUni(0) and therefore could not > duplicate my results! Beware of passing zero to any of the random > number generators!

Excellent point. I always ask (in writing) if the generated sequence should be reproducible, and do not proceed until I get a written reply that can become part of the program documentation.

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