Date:         Thu, 30 Jul 2009 15:55:18 +0200
Reply-To:     Marta García-Granero <mgarciagranero@gmail.com>
Sender:       "SPSSX(r) Discussion" <SPSSX-L@LISTSERV.UGA.EDU>
From:         Marta García-Granero <mgarciagranero@gmail.com>
Subject:      Re: regression with interaction?
In-Reply-To:  <000001ca1111$61823580$2486a080$@net.au>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed

Hi Paola:

Don't forget the main effects too (hierarchical rule: if an interaction
term is present, the main effects involved should be there too).

UNIANOVA X BY Y  WITH W
/METHOD=SSTYPE(3)
/INTERCEPT=INCLUDE
/CRITERIA=ALPHA(0.05)
/DESIGN= X Y W*Y.

Marta GG

--
For miscellaneous SPSS related statistical stuff, visit:
http://gjyp.nl/marta/

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