[R] Are least-squares means useful or appropriate?

[Jonathan Dushoff]

On 9/20/05, Felipe <felipe at unileon.es> wrote:

> My question was just theoric. I was wondering if someone who were using
> SAS and R could give me their opinion on the topic. I was trying to use
> least-squares means for comparison in R, but then I found some
> indications against them, and I wanted to know if they had good basis
> (as I told earlier, they were not much detailed).

You may find this page helpful: http://www.tufts.edu/~gdallal/LHSP.HTM.
The author claims that "least-squares means" is just a weird SAS word
for adjusted means, and discusses several advantages and disadvantages.

JD