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Re: st: xtmixed postestimation: correlation between dependent and independent


From   David Hoaglin <dchoaglin@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: xtmixed postestimation: correlation between dependent and independent
Date   Sat, 16 Mar 2013 23:34:42 -0400

As I read the initial description, the data have a bivariate dependent
variable (a and b) and no independent variable (other than time).

Do the data show evidence that the surgery alters the correlation
between a and b?

David Hoaglin

On Sat, Mar 16, 2013 at 10:57 PM, JVerkuilen (Gmail)
<jvverkuilen@gmail.com> wrote:
> On Sat, Mar 16, 2013 at 10:46 PM, megan rossi <megan_rossi@msn.com> wrote:
>> Hi All
>> With xtmixed is there a post estimate command that will give you the correlation coefficient between the dependent and independent variable? The intraclass correlation gives you the correlation between the dependent and the levels, but I am after the dependant and independent correlation.<<
>
> Essentially the strength of relationship is measured by the regression
> coefficient. This asymmetry is part of what a regression does.

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