|Date: ||Wed, 28 Jun 2000 12:06:52 -0400|
|Reply-To: ||Mark Casazza <casazzam@ADELPHI.EDU>|
|Sender: ||"SPSSX(r) Discussion" <SPSSX-L@LISTSERV.UGA.EDU>|
|From: ||Mark Casazza <casazzam@ADELPHI.EDU>|
|Subject: ||Re: How to eliminate duplicates?|
As long as the duplicates are true duplicates with all of the same data and
not just duplicate IDs with different data the following will work.
MATCH FILES FILE=* /BY ID /FIRST=ORIGINAL.
SELECT IF ORIGINAL.
At 10:58 AM 2000-06-28 , Tonooka, Fumiko wrote:
>Hello list members,
>I am in the process of sampling 600 cases out of 4000 cases. I have found
>that there are duplicates. I would like to eliminate these duplicated cases
>before sampling. Is there good way to eliminate duplicates? I have 18
>files to make sample and all have duplicates. Any suggestion is
>Thanks in advance,
Mark V. Casazza
Senior Research Analyst
Office of Research, Assessment and Planning
Adelphi University, Levermore Hall #307
Garden City, NY 11530