- Original Message -
From: T.S. Lim
To: <[EMAIL PROTECTED]>
Sent: Tuesday, April 25, 2000 10:49 AM
Subject: Data Mining blooper
> While hunting for URLs for KDCentral.com, I encountered several
> misleading statements about Statistics made by Data Mining people.
> I've posted 3 of them
some books call the SEMI partial r ... the part correlation (or vice versa)
... i avoid it because ... part and partial sound too much alike
when would you use the semi partial?
1. i use it sometimes to provide an alternative way to obtain the multiple
R ... say predictors are x1 and x2 ... and
I'm helping out someone taking a Statistics class and her instructor is
drawing a distinction between "part correlation" and "partial correlation".
I had never heard of the term "part correlation" before.
As best I understand it, If you have three variables, A, B, C, then you can
compute residual
dennis roberts wrote:
>
> i don't often suggest products ... since that would be a commercial, right?
> (believe me, i had to pay for this) but ... here is something i have used
> ... if you have problems with certain files ... opening them and/or
> converting from one format to another ... have
While hunting for URLs for KDCentral.com, I encountered several
misleading statements about Statistics made by Data Mining people.
I've posted 3 of them to my bulletin board. If you encounter other
wrong remarks, I invite you to post them to the board too at
http://www.recursive-partitioning.c
i don't often suggest products ... since that would be a commercial, right?
(believe me, i had to pay for this) but ... here is something i have used
... if you have problems with certain files ... opening them and/or
converting from one format to another ... have a look at this ... you might
[EMAIL PROTECTED] wrote:
>
> I am looking for any information concerning the prediction of _rare_
> events.
>
> I would very much appreciate any pointers to books, articles,
> work-in-progress, on-line resources, etc etc.
>
> Many thanks,
> al
Do you really mean prediction of individual events
On 24 Apr 2000 07:41:10 -0700, [EMAIL PROTECTED] (Paul W.
Jeffries) wrote:
> Does any one know of good sources--either book chapters or articles--that
> discuss how low reliability among items in an experiment influences
> inferential statistics.
That background, I think, should be in standard p
Just wanted fellow statisticians to know that I just published a book in
business statistics. It is entitled BUSINESS STATISTICS IN BRIEF,published by
South-Western and can be examined at: www.swcollege.com under decision
sciences. If you're looking for a good brief stat text with all the
ancillar
Hi:
In response to your question and without further information, it sounds as
if you are sampling a proportion. Not knowing anything about that proportion,
and assuming that you wish to do your sampling with 95% confidence, your sample
size would depend upon the margin of error that is accepta
Dear all
Hi
I am seeking your suggestion to fit statistical distributions (Normal,
Beta,Weibull etc.) with SPSS Ver. 7.5 for the diameter of a tree stand
in a forest.
Thanks in advance.
Rajiv Pandey
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