[R] I am struggling with contrasts

[Berwin A Turlach]

G'day all,

On Tue, 10 Mar 2020 11:07:13 +0000
"Viechtbauer, Wolfgang (SP)"
<wolfgang.viechtbauer using maastrichtuniversity.nl> wrote:

> The linearHypothesis() function from the 'car' package does this.

The function glht() in the 'multcomp' package should also be able to do
this.  

The 'emmeans' package might also be useful.

Will be off-line for a while now, but might look at the example again
and how to do it with 'multcomp' or 'emmeans' later.

Cheers,

	Berwin