Date:         Fri, 2 Nov 2007 12:18:32 -0400
Reply-To:     "James C. Whanger" <james.whanger@gmail.com>
Sender:       "SPSSX(r) Discussion" <SPSSX-L@LISTSERV.UGA.EDU>
From:         "James C. Whanger" <james.whanger@gmail.com>
Subject:      Re: Multidimensional Scaling Question
Comments: To: Brandon Paris <Brandon.Paris@genmills.com>
In-Reply-To:  <71E753C229E4EE459257656249E6C2FE0778779F@mgoex27.genmills.com>
Content-Type: text/plain; charset=ISO-8859-1

Brandon,

The variable "zq721a1m4" is used twice.  It appears the second time it
was intended to be changed to "zq721a2m4".

Good luck with your analyses,

Jim

On Nov 2, 2007 11:00 AM, Brandon Paris <Brandon.Paris@genmills.com> wrote:
> Hi -
>
> I have a question regarding the use of multidimensional scaling.  I have
> conducted an MDS in SPSS using a distance matrix from an existing set of
> data (15 items).  I now have a new set of data that contains the
> original distance matrix + 3 more items (so an 18-item distance matrix).
> I want to get the positions of the 3 new items in the context of the
> original 15 that was done.   I know how to do this using other graphing
> methods such as Correspondence Analysis (in CA, I would reference the 3
> items as supplemental); is there a way to do this using MDS?  Thanks.
>
> Brandon L. Paris
> Manager, Analytic Innovation & Methods
> Center for Learning & Experimentation/Consumer Insights
> General Mills, Inc.
>
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