Message-ID: <alpine.LNX.2.00.1302221433300.2597@salmo.appl-ecosys.com>
Date: 2013-02-22T22:35:01Z
From: Rich Shepard
Subject: Controlling Order of Panels in Lattice Trellis Plots
In-Reply-To: <9A9379B4-5179-4D22-B69B-8934C8513366@comcast.net>
On Fri, 22 Feb 2013, David Winsemius wrote:
> `is.ordered` will return TRUE if it is an ordered factor. That's not what
> you want to know and using `as.ordered` would also fail to provide the
> needed ordering. You need to provide a proper levels argument to the
> factor function. And you will find that making an ordered factor will
> probably have undesirable side effects.
Thank you, David. That was the conclusion I was approaching as I tried
is.ordered and as.ordered and saw they did not affec the needed changes.
I'll look at levels or sort the input data file before reading it into R.
Rich