Re: [R] the rationale for using update()

From: Thomas Lumley <tlumley_at_u.washington.edu>
Date: Thu 19 May 2005 - 02:53:17 EST

On Wed, 18 May 2005, Dimitri Joe wrote:

> Hi there,
>
> I wonder what is the rationale for using update(): just saving on
> typing, more efficiency, or something else?
>

It saves on typing (and in particular on typing errors). Methods for "update" could be more efficient than fitting the model from scratch, but typically are not.

         -thomas



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