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 on April 23, and its replacement, is already up and running.

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

RE: st: LOWESS: confidence band

From   <>
To   <>
Subject   RE: st: LOWESS: confidence band
Date   Fri, 2 Mar 2012 18:41:21 -0000

Dear Austin,
thank you very much for your advice.
Do you have any reference so I can better ground your suggestions? 
(i.e. why triangle kernel and why degree 1?)
Many thanks,


From: on behalf of Austin Nichols
Sent: Fri 02/03/2012 17:12
Subject: Re: st: LOWESS: confidence band

fadi <>:
Also use option degree(1) which should be the default, not degree(0).

On Fri, Mar 2, 2012 at 12:10 PM, Austin Nichols <> wrote:
> fadi <>:
> Conf bands at the boundary are tricky at best; try -lpoly- with a
> triangle kernel.
> On Fri, Mar 2, 2012 at 11:20 AM,  <> wrote:
>> do you know how to construct a 95% confidence band for a LOWESS estimation not by bootstrapping?
>> (I have a limited sample and I am interested in the confidence bands at boundary)
>> fadi

*   For searches and help try:

Please access the attached hyperlink for an important electronic communications disclaimer:


© Copyright 1996–2015 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   Site index