Message-ID: <527A47E7.7080606@yorku.ca>
Date: 2013-11-06T13:45:11Z
From: Michael Friendly
Subject: variable standardization in manova() call
In-Reply-To: <CAJRuHoo6Ptv1-8gRmyZMjSXo00TegoGWghBTRrAEFJ0bC+BchA@mail.gmail.com>
On 11/4/2013 10:45 AM, Sergio Fonda wrote:
> Hi,
> I'm not able to get information about the following question:
>
> is the variables standardization a default option in manova() (stats package)?
> Or if you want to compare variables with different units or scales and
> rather different variances, you have to previously standardize the
> variables ?
>
If you mean the response variables, manova() does not require equal
variances and does not standardize.
--
Michael Friendly Email: friendly AT yorku DOT ca
Professor, Psychology Dept. & Chair, Quantitative Methods
York University Voice: 416 736-2100 x66249 Fax: 416 736-5814
4700 Keele Street Web: http://www.datavis.ca
Toronto, ONT M3J 1P3 CANADA