Tim, LOOP does not permit anything other than transformations . ANOVA is a Procedure. MACRO is the way to do this or a SPLIT FILE. David

In article <9807291328.AA00118@metro2.metro.msus.edu>, Tim Dunsworth <Tim_Dunsworth@METRO2.METRO.MSUS.EDU> wrote: > From: Tim Dunsworth:MET > Date: ## 07/29/98 09:27 ## > If what you want is to analyse Birwt against Litsize with different > Litsize breakpoints to define the two groups, try the following: LOOP > #i = 4 TO 19. TEMPORARY. RECODE Litsize (4 THRU #i=1) (#i+1 THRU > 20=2). ANOVA VARIABLES=Birwt BY Litsize(1,2). END LOOP. > > From: aa3657@WAYNE.EDU:smtp > Date: ## 07/28/98 15:56 ## > Karen, > Thanks for your respoonse on my 'loop' question. I guess I didn't make myself > particularily clear. I don't need to run the analyses three times; for litsize > 4,5, > and 6 thru 20. > But rather once for each litsize value 4 through 20, or 17 times! I don't want > to > run this over and over manually and thought someone could advise me as to how I > can > use a DO IF-END IF or DO REPEAT-END REPEAT command surrounding my SPSS GLM > syntax to > automate the process. I will be running these tyeps of analyses over the next > several months. > Essentially I need to increment the filter variable, LITSIZE, by a value of > '1' > for each analysis up to the value of '20'. Thanks for any help you can provide. >

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