<mailto:[EMAIL PROTECTED]>
Subject: Re: [R] FW: logistic regression
Darin Brooks wrote:
Glad you were amused.
I assume that "booking this as a fortune" means that
this was an
idiotic w
E Harrell Jr
>>> Sent: Saturday, September 27, 2008 7:15 PM
>>> To: Darin Brooks
>>> Cc: [EMAIL PROTECTED]; [EMAIL PROTECTED];
>>> [EMAIL PROTECTED]
>>> Subject: Re: [R] FW: logistic regression
>>>
>>> Darin Brooks wrote:
>>>
Greg Snow wrote:
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
project.org] On Behalf Of Frank E Harrell Jr
Sent: Saturday, September 27, 2008 7:15 PM
To: Darin Brooks
Cc: [EMAIL PROTECTED]; [EMAIL PROTECTED];
[EMAIL PROTECTED]
Subject: Re: [R] FW: logistic
> -Original Message-
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
> project.org] On Behalf Of Frank E Harrell Jr
> Sent: Saturday, September 27, 2008 7:15 PM
> To: Darin Brooks
> Cc: [EMAIL PROTECTED]; [EMAIL PROTECTED];
> [EMAIL PROTECTED]
> Subject: Re: [R]
Message-
From: Bert Gunter [mailto:[EMAIL PROTECTED]
Sent: Sunday, September 28, 2008 6:26 PM
To: 'David Winsemius'; 'Darin Brooks'
Cc: [EMAIL PROTECTED]; [EMAIL PROTECTED]
Subject: RE: [R] FW: logistic regression
The Inferno awaits me -- but I cannot resist a comment (bu
> > Sent: Sunday, September 28, 2008 6:26 PM
> > To: 'David Winsemius'; 'Darin Brooks'
> > Cc: [EMAIL PROTECTED]; [EMAIL PROTECTED]
> > Subject: RE: [R] FW: logistic regression
> >
> >
> > The Inferno awaits me -- but I cannot resist a commen
irrelevant" background noise. Pogo was right: " We have seen the enemy --
> and it is us."
>
> (As I said, the Inferno awaits...)
>
> Cheers to all,
> Bert Gunter
>
> DEFINITELY MY OWN OPINIONS HERE!
>
>
>
> -Original Message-
>
is forum
a year ago.
Thanks again.
-Original Message-
From: Frank E Harrell Jr [mailto:[EMAIL PROTECTED]
Sent: Sunday, September 28, 2008 8:23 PM
To: Darin Brooks
Cc: 'Bert Gunter'; r-help@r-project.org
Subject: Re: [R] FW: logistic regression
Darin Brooks wrote:
> I ce
; r-help@r-project.org
Subject: Re: [R] FW: logistic regression
Darin Brooks wrote:
> I certainly appreciate your comments, Bert. It is abundantly clear
> that I won't be invited to any of the cocktail parties hosted by the
> "polite circles". I am not a statistician. I am merel
ell
-Original Message-
From: Bert Gunter [mailto:[EMAIL PROTECTED]
Sent: Sunday, September 28, 2008 6:26 PM
To: 'David Winsemius'; 'Darin Brooks'
Cc: [EMAIL PROTECTED]; [EMAIL PROTECTED]
Subject: RE: [R] FW: logistic regression
The Inferno awaits me -- but I cannot re
Sunday, September 28, 2008 6:26 PM
To: 'David Winsemius'; 'Darin Brooks'
Cc: [EMAIL PROTECTED]; [EMAIL PROTECTED]
Subject: RE: [R] FW: logistic regression
The Inferno awaits me -- but I cannot resist a comment (but DO look at
Frank's website).
There is a deep and disconce
] [mailto:[EMAIL PROTECTED]
> ] On
> Behalf Of Ted Harding
> Sent: Saturday, September 27, 2008 4:30 PM
> To: [EMAIL PROTECTED]
> Subject: Re: [R] FW: logistic regression
>
>
>
> On 27-Sep-08 21:45:23, Dieter Menne wrote:
>> Frank E Harrell Jr vanderbilt.edu>
--- On Sat, 9/27/08, Dieter Menne <[EMAIL PROTECTED]> wrote:
> From: Dieter Menne <[EMAIL PROTECTED]>
> Subject: Re: [R] FW: logistic regression
> To: [EMAIL PROTECTED]
> Received: Saturday, September 27, 2008, 5:45 PM
> Frank E Harrell Jr
> vanderbilt.edu> w
he full model
using penalized maximum likelihood estimation. lasso and lasso-like
methods are also worth pursuing.
Cheers
Frank
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On
Behalf Of Ted Harding
Sent: Saturday, September 27, 2008 4:30 PM
To: [EMAIL PROTECTED]
hoice to
extract
significant predictors (from a list of about 44) for a measured
dependent
variable?
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
] On
Behalf Of Ted Harding
Sent: Saturday, September 27, 2008 4:30 PM
To: [EMAIL PROTECTED]
Subject: Re: [R] FW
--Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On
Behalf Of Ted Harding
Sent: Saturday, September 27, 2008 4:30 PM
To: [EMAIL PROTECTED]
Subject: Re: [R] FW: logistic regression
On 27-Sep-08 21:45:23, Dieter Menne wrote:
> Frank E Harrell Jr vanderbilt.edu> writes:
On 27-Sep-08 21:45:23, Dieter Menne wrote:
> Frank E Harrell Jr vanderbilt.edu> writes:
>
>> Estimates from this model (and especially standard errors and
>> P-values)
>> will be invalid because they do not take into account the stepwise
>> procedure above that was used to torture the data unt
Frank E Harrell Jr vanderbilt.edu> writes:
> Estimates from this model (and especially standard errors and P-values)
> will be invalid because they do not take into account the stepwise
> procedure above that was used to torture the data until they confessed.
>
> Frank
Please book this as a f
Darin Brooks wrote:
Sorry.
Let me try again then.
I am trying to find "significant" predictors" from a list of about 44
independent variables. So I started with all 44 variables and ran
Why? What is wrong with insignificant predictors?
drop1(sep22lr, test="Chisq")... and then dropped the
Darin Brooks wrote:
> Sorry.
>
> Let me try again then.
>
> I am trying to find "significant" predictors" from a list of about 44
> independent variables. So I started with all 44 variables and ran
> drop1(sep22lr, test="Chisq")... and then dropped the highest p value from
> the run. Then I rer
Sorry.
Let me try again then.
I am trying to find "significant" predictors" from a list of about 44
independent variables. So I started with all 44 variables and ran
drop1(sep22lr, test="Chisq")... and then dropped the highest p value from
the run. Then I reran the drop1.
Model:
MIN_Mstocked
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