Statalist The Stata Listserver


[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

st: RE: Can you get sign of value only?


From   "Scott Merryman" <smerryman@kc.rr.com>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: Can you get sign of value only?
Date   Thu, 23 Mar 2006 17:26:01 -0600

-search sign- points to


   [D] functions -- Functions

sign() mathematical function

sign(x) returns -1 if x<0, 0 if x==0, 1 if x>0, and missing (.) if x is
missing.

Scott

> -----Original Message-----
> From: owner-statalist@hsphsun2.harvard.edu [mailto:owner-
> statalist@hsphsun2.harvard.edu] On Behalf Of Danielle H. Ferry
> Sent: Thursday, March 23, 2006 4:57 PM
> To: statalist@hsphsun2.harvard.edu
> Subject: st: Can you get sign of value only?
> 
> Hi there,
> Is it possible to get the sign of a value? I.e., I would like to multiply
> the
> var x by either -1 or +1 depending on the sign of var y. Can I do this?
> Danielle H Ferry
> 


*
*   For searches and help try:
*   http://www.stata.com/support/faqs/res/findit.html
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/



© Copyright 1996–2020 StataCorp LLC   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index