Date:         Wed, 29 Oct 2003 09:47:42 -0500
Reply-To:     Jason Cai <gcai@TEMPLE.EDU>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         Jason Cai <gcai@TEMPLE.EDU>
Subject:      Re: understanding proc factor output

Doug,
As I understand, the standardised scoring coefficients are just the
coefficients for standardised variables (with mean 0 and variance 1).

Jason


On Wed, 29 Oct 2003 21:36:35 +1100, Doug <dougie_cam@HOTMAIL.COM> wrote:

>Good evening or good morning
>
>I am running proc factor on some data and am having trouble understanding
>what some elements of the output relate to.
>
>Here is my code:
>Proc factor data=as5.europe corr method=principal rotate=varimax scree
>preplot plot score nfactors=2 outstat=europe_fac;
>var _numeric_;
>run;
>I understand the eigenvalues, the factor pattern, the orthogonal
>transformation matrix and the rotated factor pattern, and how they are
>arrived at. But I can't quite understand how the standardised scoring
>coefficients are derived and what they mean. They are a result of including
>'score' in the proc options.
>
>Any clear explanation would be greatly appreciated.
>
>Doug