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st: RE: Multiple Mean tests


From   "Nick Winter" <nwinter@policystudies.com>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: Multiple Mean tests
Date   Thu, 24 Apr 2003 11:13:09 -0400

There is probably something out there that'll do it, and/or you can
program it yourself pretty easily:

	foreach v of varlist price mpg headroom {
	  quietly ttest `v' , by(foreign)
	  di "`v'" _col(18) %8.4g r(mu_1) "  " %8.4g r(mu_2) %8.4f r(p)
	}

Nick

-----------------------------------------------------------
 Nicholas Winter, Ph.D.                     P 202.939.5343
 Policy Studies Associates                  F 202.939.5732
 1718 Connecticut Avenue, NW     nwinter@policystudies.com
 Washington, DC 20009-1148           www.policystudies.com
----------------------------------------------------------- 

> -----Original Message-----
> From: jed [mailto:je_je22@yahoo.com] 
> Sent: Thursday, April 24, 2003 11:06 AM
> To: statalist@hsphsun2.harvard.edu
> Subject: st: Multiple Mean tests
> 
> 
> Is there any ado program that would allow me to run a
> large number of mean tests (group mean comparison
> test) and display the mean values by group and the p
> value of such a test (Ha: diff != 0 )?
> 
> something like:
> 
> Variable  Group1  Group2  p-value
>            mean    mean
> x1                  
> x2
> x3
> .
> .
> xn
> 
> or I should run "ttest x1, by(group)" for all
> variables and then do hundreds of cut and paste
> operations?
> 
> I appreciate any help in this matter.
> 
> Julio
> 
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