Message-ID: <497A0402.80507@comcast.net>
Date: 2009-01-23T17:53:06Z
From: Marc Schwartz
Subject: Categorical Variables and glm()
In-Reply-To: <OFE25CDBD9.979CB627-ON86257547.005E0E06-86257547.005E52E3@aon.com>
on 01/23/2009 11:10 AM Stephen Collins wrote:
> When including categorical variables in a regression, the default in R is
> to set the first level as the base. Is there an option to specify a
> different level as the base?
See ?relevel and the See Also's listed therein.
HTH,
Marc Schwartz