Many thanks Nick. I have tried it and it worked.
-----Original Message-----
From: Nick Winter [mailto:[email protected]]
Sent: 17 July 2002 14:08
To: [email protected]
Subject: st: RE: RE: RE: Difference in correlation coefficients
YOu should be able to track them down anyway - check out the FAQ on
findit listed at the bottom of all StataList messages (and repeated
here:
http://www.stata.com/support/faqs/res/findit.html
Nick Witner
> -----Original Message-----
> From: Banya, Winston [mailto:[email protected]]
> Sent: Wednesday, July 17, 2002 8:56 AM
> To: '[email protected]'
> Subject: st: RE: RE: Difference in correlation coefficients
>
>
> Many thanks Nick. Unfortunately I have STATA 6 and cannot use
> the findit
> command. I have however placed in an order for STATA 7 which
> I hope to be
> using by the end of the month. I may have to find a way of doing the
> calculations manually.
>
> Winston
>
> -----Original Message-----
> From: Nick Winter [mailto:[email protected]]
> Sent: 17 July 2002 13:31
> To: [email protected]
> Subject: st: RE: Difference in correlation coefficients
>
>
> > -----Original Message-----
> > From: Banya, Winston [mailto:[email protected]]
> > Sent: Wednesday, July 17, 2002 4:03 AM
> > To: '[email protected]'
> > Subject: st: Difference in correlation coefficients
> >
> >
> > Dear All,
> >
> > I have used the pwcorr command to get correlation
> > coefficients and I am
> > interested in finding the difference in the coefficients and the
> > significance of the difference.
> >
> > For example if I have 3 variables y1 y2 and x2 and then I do
> >
> > pwcorr y1 x2 to get r1 and pwcorr y1/y2 x2 to get r2. If
> there is an
> > improvement in r as a result of using y1/y2 then how to
> > account for the
> > improvement together with its significance. Is there anyway
> > way I can do so
> > using STATA?
> >
> > Many thanks
> >
>
> Typeing -findit correlation test- turns up, among much else,
> -cortesti-,
> -corcor- (which is part of STB-32), one or both of which
> should give you
> what you want.
>
> Nick Winter
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>
*
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