[R-sig-ME] Fwd: same old question - lme4 and p-values

[Hank Stevens]

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p-values lmer wiki

On Apr 4, 2008, at 9:33 AM, Douglas Bates wrote:

> ---------- Forwarded message ----------
> From: Douglas Bates <bates at stat.wisc.edu>
> Date: Fri, Apr 4, 2008 at 7:54 AM
> Subject: Re: same old question - lme4 and p-values
> To: andreas.nord at zooekol.lu.se
>
>
>
> On Fri, Apr 4, 2008 at 5:24 AM,  <andreas.nord at zooekol.lu.se> wrote:
>> Dear Prof. Bates,
>
>> I've recently switched to using R for my analyses, and I find the
> lme4 package to be extremely helpful. I have read your explanation
> (posted on the mailing list) of why you choose not to display
> p-values. Unfortunately, most of the journals I publish in require
> that I include p-values, which is why I have to find a way of
> calculating them from the lmer output. However, not being a trained
> statistician I have some difficulties following your recommendations
> given in the explanatory text. In other words, after having fitted my
> model, I am not at all sure on what to do in order to obtain p-values
> (or similar).
>
>> I am sorry to have to bother you with a question I know you have
> already answered many times, but perhaps you would be so kind as to
> give me some hints on how to proceed.
>
> I understand your situation.  Statisticians have created the "every
> question of scientific interest must be answered by a p-value" monster
> and now it turns on us.  Nevertheless I am reluctant to give advice on
> p-values in lme4 because apparently I don't know how to do it
> correctly.
>
> May I send a copy of this reply to the
> R-SIG-Mixed-Models at r-project.org mailing list? ("SIG" == "Special
> Interest Group")? (I ask your permission to send the copy because I am
> quoting your original question.)   Some who subscribe to that mailing
> list may have the courage to wade into this swamp and offer their
> advice.
>
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> R-sig-mixed-models at r-project.org mailing list
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Dr. Hank Stevens, Associate Professor
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