RE: Robust Regression and Excel for Stats

2002-01-12 Thread Humberto Barreto
= Original Message From Michael Joner [EMAIL PROTECTED] = Does it make a big difference if I use an MM regression, or LTS, or LMS? Good question. I answered your first post from a basic, introductory level. I was trying to convey the idea of robust regression. I used LMS as my

Robust Regression and Excel for Stats

2002-01-11 Thread Humberto Barreto
At 04:00 PM 1/9/02 -0700, Michael Joner wrote: Hi, Can anyone explain on the group or point me to an appropriate website or book which discusses robust regression? Particularly I'm interested in the differences between the MM and LTS robust regressions and a simple linear regression. What

Re: Robust Regression and Excel for Stats

2002-01-11 Thread Shareef Siddeek
Hi Humberto, You have given an excellent simplified account of the usefulness of robust regression and followed it by whole hearted support for Excel uses in Statistics. It looks like you belong to a delta (in mathematical sense) group. Anyway, what do you think about the credibility of Excel

Re: Robust Regression and Excel for Stats

2002-01-11 Thread Michael Joner
Thanks for all the information. Do you know anything about the other variations of robust regression? Does it make a big difference if I use an MM regression, or LTS, or LMS? Mike On 11 Jan 2002 11:07:59 -0800 [EMAIL PROTECTED] (Humberto Barreto) wrote: A book: Rousseeuw, P.J., and Leroy,