Abdus Sattar <[EMAIL PROTECTED]> asked:
>
> I am trying to find the robust (or sandwich) estimates of the standard
> error of fixed effects parameter estimates using the package "lmer2".
>
Others have already pointed out that this is not implemented in lmer2.
You could try a delete-n jackknife, w
Message
From: Thomas Lumley <[EMAIL PROTECTED]>
To: "Doran, Harold" <[EMAIL PROTECTED]>
Cc: Sundar Dorai-Raj <[EMAIL PROTECTED]>; Abdus Sattar <[EMAIL PROTECTED]>;
[EMAIL PROTECTED]; [EMAIL PROTECTED]
Sent: Wednesday, September 19, 2007 1:13:20 PM
Subject: Re: [
On Wed, 19 Sep 2007, Doran, Harold wrote:
> This has come up before and I'll again ask the question "why would you
> want robust standard errors in lmer"?
And I'll again answer: using lmer() does not automatically guarantee correct
model specification, either for the correlation structure or for
estimate of the true sampling variance.
> -Original Message-
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On Behalf Of Sundar Dorai-Raj
> Sent: Wednesday, September 19, 2007 11:42 AM
> To: Abdus Sattar
> Cc: [EMAIL PROTECTED]; [EMAIL PROTECTED]
> Subject: Re:
Abdus Sattar said the following on 9/19/2007 7:03 AM:
> Dear R-Users:
>
> I am trying to find the robust (or sandwich) estimates of the standard error
> of fixed effects parameter estimates using the package "lmer2". In model-1, I
> used "robust=TRUE" on the other, in model-2, I used "robust=FAL
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