Bookmark and Share

Notice: On March 31, it was announced that Statalist is moving from an email list to a forum. The old list will shut down at the end of May, and its replacement, statalist.org is already up and running.


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: st: Elimination of outliers


From   Ronan Conroy <rconroy@rcsi.ie>
To   "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
Subject   Re: st: Elimination of outliers
Date   Tue, 7 Jun 2011 10:32:00 +0100

Have a look at -mmregress-, SJ 9(3):439--453

On 2011 Meith 6, at 16:42, Jeff wrote:

> "Outliers and influential observations should not routinely be deleted
> or automatically down-weighted because they are not necessarily bad
> observations.  On the contrary, if they are correct, they may be the
> most informative points in the data.  For example, they may indicate
> that the data did not come from a normal population or that the model is
> not linear."  "Regression Analysis By Example", 3rd Edition, Chatterjee,
> Hadi, Price.

Ronán Conroy
rconroy@rcsi.ie
Associate Professor
Division of Population Health Sciences
Royal College of Surgeons in Ireland
Beaux Lane House
Dublin 2


*
*   For searches and help try:
*   http://www.stata.com/help.cgi?search
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/


© Copyright 1996–2014 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   Site index