Date:         Wed, 31 Mar 1999 16:42:16 +0000
Reply-To:     John Whittington <medisci@POWERNET.COM>
Sender:       "SAS(r) Discussion" <SAS-L@UGA.CC.UGA.EDU>
From:         John Whittington <medisci@POWERNET.COM>
Subject:      Re: SAS program to perform Systematic Sampling
Comments: To: Rafael R Ramirez <RA_RAMIREZ@RCMACA.UPR.CLU.EDU>
Content-Type: text/plain; charset="us-ascii"

At 11:34 31/03/99 -0500, Rafael R Ramirez wrote:
 
>Does anybody has a SAS program or macro available that selects ramdom =
>systematic samples from a sas data set.  I found examples at the sas web =
>site for ramdom sampling but not ramdom systematic.  Any help woul be =
>appreciated !!
 
Rafael, what do you mean by 'random systematic' sampling - on the face of
it, the phrase would appear to be a contradiction!  Do you mean a stratified
random sampling, or do you want a sample which is 'systematic' in some otehr
fashion?
 
Regards,
 
 
John
 
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