Date:         Mon, 29 Oct 2001 15:49:48 -0500
Reply-To:     "Fehd, Ronald J." <rjf2@CDC.GOV>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         "Fehd, Ronald J." <rjf2@CDC.GOV>
Subject:      Re: stepping through arrays ...
Comments: To: Stumped <bnewlin@INSMED.COM>
Content-Type: text/plain

> From: Stumped [mailto:bnewlin@INSMED.COM]
> I have a list of variables d1-dnth and I'm looking for a
> quick solution to
> computing the average of d1-d5, d6-d10, etc. AND and also compute the
> average of d1-d5, d2-d6, d3-d7, etc. Then compare the differences in
> averages between the two methods.
>
> I've played around with it but now i'm resorting to SAS-L
> hoping to get
> someone to point me in the right direction.

array D(*) d1-dNth;
do I = 1 to dim(D) -5;
 Avg = Avg(D(I), D(I+1),  D(I+2),  D(I+3),  D(I+4));
 output;end;

gee whiz what is this output data set gonna look like?

or you could transpose
and average the column where index in 1:5, 2:6, 3:7, etc.

d'oh! Why do you want to do this?

Ron Fehd  the macro maven  CDC Atlanta GA USA RJF2@cdc.gov
OpSys: Win_Pro   Ver: 8.2
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