Date:         Thu, 4 Aug 2005 13:05:27 -0300
Reply-To:     Hector Maletta <hmaletta@fibertel.com.ar>
Sender:       "SPSSX(r) Discussion" <SPSSX-L@LISTSERV.UGA.EDU>
From:         Hector Maletta <hmaletta@fibertel.com.ar>
Subject:      Re: factor vs. covariate
Comments: To: yanfang chi <yanfangc@usc.edu>
In-Reply-To:  <de6cb4f64eb0.42f1d9ce@usc.edu>
Content-Type: text/plain; charset="US-ASCII"

Factors are categorical variables, covariates are interval variables.
Binaries can be in either group, but polithomous variables should be
factors. Also, string variables can only be factors.

Hector

> -----Original Message-----
> From: SPSSX(r) Discussion [mailto:SPSSX-L@LISTSERV.UGA.EDU]
> On Behalf Of yanfang chi
> Sent: Thursday, August 04, 2005 1:03 PM
> To: SPSSX-L@LISTSERV.UGA.EDU
> Subject: factor vs. covariate
>
> Dear List:
>
> I am doing an ordinal regression analysis and there are
> several indepent variable.  What is the difference if I put
> all of them in the factors box vs. one in factor box, the
> other several in covariate box?  Thanks for any advice.
>
>
> Winny Chi
>
> yanfangc@usc.edu
>
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