Dear Colleagues
Please find attached a copy of all the forthcoming statistical conferences
Henry Stewart Conference Studies are organizing in the US and Europe. A
reduced rate is offered to all members of academia who wish to attend any of
the courses and conferences we organise.
If anyone is i
Is there a definite need for fitting the distribution? If you have to
try many distributions or fit many parameters, the mean squared errors of
the resulting distribution estimates are no lower than that of
nonparametric estimates (empirical CDF or kernel density estimator).
Frank Harrell
On We
> Radford M. Neal [EMAIL PROTECTED]
> Dept. of Statistics and Dept. of Computer Science [EMAIL PROTECTED]
> University of Toronto http://www.cs.utoronto.ca/~radford
> ---
. The bootstrap is easy to program
and can correctly penalize for model uncertainty
caused by variable selection (unlike cross-val).
Frank Harrell
--
Frank E Harrell Jr Prof. of Biostatistics & Statistics
Div. of Biostatistics & Epidem. Dept. of Health Evaluation Sciences
U.
erage are preserved.
Frank Harrell
--
Frank E Harrell Jr Prof. of Biostatistics & Statistics
Div. of Biostatistics & Epidem. Dept. of Health Evaluation Sciences
U. Virginia School of Medicine http://hesweb1.med.virginia.edu/biostat
===
g a copy of
the S-Plus transport-format dataset can get it next Tuesday from
hesweb1.med.virginia.edu/biostat/s/data/counties.sdd.
--
Frank E Harrell Jr Prof. of Biostatistics & Statistics
Div. of Biostatistics & Epidem. Dept. of Health Evaluation Sciences
U. Virginia Schoo
to another format.
--
Frank E Harrell Jr Prof. of Biostatistics & Statistics
Div. of Biostatistics & Epidem. Dept. of Health Evaluation Sciences
U. Virginia School of Medicine http://hesweb1.med.virginia.edu/biostat
This email will give you details on the following
specialized/advanced courses offered by MathSoft,
Inc during August 2000 by Dr Frank Harrell:
1) S-PLUS for Statistical Data Analysis
2) Regression Modeling Strategies
_
. Does anybody know if there's a newsgroup for this? The
> closest name I could find is alt.lang.s-lang, but it seems to be about
> something completely unrelated. Thanks.
>
> Chad Scherrer
I have attached information on subscribing to s-news.
--
Frank E Harrell Jr
ss thoughtful
> > people send inappropriate messages. Please DO NOT COMPLAIN TO
> > THE POSTMASTER about these messages because the postmaster has no
> > way of controlling them, and excessive complaints will result in
> > termination of the list.
> >
> > For inf
Dear Colleagues,
MASTERING STATISTICAL ISSUES IN DRUG DEVELOPMENT - ANTICIPATING THE
REGULATORS' CHALLENGE
15 & 16 May 2000
WYNDHAM HOTEL, WASHINGTON D.C., USA
Professor Stephen Senn (University College London) in association
with Henry
gt;
> >
> >
> > --
> > T.S. Lim
> > [EMAIL PROTECTED]
> > www.Recursive-Partitioning.com
> >
> >
> >
> > ----
> > Get paid to write review! http://recursive-partitioning.epinions.com
--
Frank E Harrell Jr
Professor of
"T.S. Lim" wrote:
> Data Mining = Statistics reborn with a new name.
>
> You ask the wrong crowd. Go to
>
>http://www.kdcentral.com
>
> and subscribe to datamine-l mailing list.
That's debatable. The poster's question has as much to do with regression
to the mean as with modeling, and any
Tony Rossini has taken the time to explain to me the importance of distinguishing
between "freely available", "open source", and "public domain" software. The first
two have a similar meaning and are both different from the last. My software is more
in the first two categories. I stand corr
gton (Th) Box 357232 206-543-1044 (3286=fax)
> Center for AIDS Research/HMC/UW (M/F) Box 359931 206-731-3647 (3693=fax)
> VTN/SCHARP/FHCRC (Tu/W) Box 358080 206-667-7025 (4812=fax)
> rossini@(biostat.washington.edu|u.washington.edu|hivnet.fhcrc.org)
> http://www.bio
Sergei A Gutnikov, MD DPhil
> Research Associate
> University of Oxford
> Department of Clinical Neurology
> =
--
Frank E Harrell Jr
Professor of Biostatistics and Statistics
Division of Biostatistics and Epidemiology
Department of Health Ev
to get a MSc in computer science to enter money-making industry...
>
> --
--
Frank E Harrell Jr
Professor of Biostatistics and Statistics
Division of Biostatistics and Epidemiology
Department of Health Evaluation Sciences
University of Virginia School of Medicine
http://he
messages and information about how to
> unsubscribe, please see the web page at
> http://jse.stat.ncsu.edu/
> =======
--
Frank E Harrell Jr
Professor of Biostatistics and Statistics
Division of Biostatistics and Epidem
C.
Different universities tend to use different statistical languages/packages, so you
may want to find out what is taught at each place.
Frank E Harrell Jr
Professor of Biostatistics and Statistics
Division of Biostatistics and Epidemiology
Department of Health Evaluation Sciences
University of Vir
all zeros and the last 5 would be all ones. At
> the center, half the points would be zeroes and the other half would be
> ones.
>
> ** R^2 = (S^2 around mean - S^2 around model) / (S^2 around mean)
--
Frank E Harrell Jr
Professor of Biostatistics and Statistics
Division of Bios
One very good book is "How to Find Noise in Data" by "I. Ben Fooled". Sorry - I
couldn't resist.
Frank E Harrell Jr
Professor of Biostatistics and Statistics
Division of Biostatistics and Epidemiology
Department of Health Evaluation Sciences
University of Virgini
confusing; especially with the "quantitative" (non-categorical)
> > variables, whose products with other such variables are likely to be
> > strongly (positively) correlated with the original variables merely
> > because the original variables tend to be always pos
"Donald F. Burrill" wrote:
> Inicidentally, I'd strongly recommend constructing interaction variables
> that are orthogonal at least to their own main effects (and lower-order
> interactions, when there are any), and possibly orthogonal to some or all
> of the apparently irrelevant other predic
tes (and thus the associated t-tests or
> F-tests) may change depending on the coding, but the parameter estimates
> are not unique anyway when categorical variables are used.
>
> --
> Paige Miller
> Eastman Kodak Company
> [EMAIL PROTECTED]
> "It's nothing until I
aring groups or testing correlations.
The sample median has efficiency of only 2/pi against the sample mean
if the data are from a normal distribution.
--
Frank E Harrell Jr
Professor of Biostatistics and Statistics
Division of Biostatistics and Epidemiology
Department of Health Evalua
"Donald F. Burrill" wrote:
> On Fri, 26 Nov 1999, Frank E Harrell Jr wrote:
>
> > Beware - you can't just anti-log the mean and s.d. The median
> > unlogged value is the antilog of the mean of the logged values.
>
> That's interesting. The an
urrill [EMAIL PROTECTED]
> 348 Hyde Hall, Plymouth State College, [EMAIL PROTECTED]
> MSC #29, Plymouth, NH 03264 603-535-2597
> 184 Nashua Road, Bedford, NH 03110 603-471-7128
--
Fra
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