SOLVED:
xs <- canonical(smell.rsm)$xs
> xs
x1x2x3
0.1219125 0.1995746 1.7705249
> persp(smell.rsm,~x1+x2,at=xs,contour=TRUE)
>
On Tue, Dec 3, 2013 at 9:33 PM, Erin Hodgess wrote:
> Dear R People:
>
> I am using Response Surface Models and and also using the "persp" fun
Dear R People:
I am using Response Surface Models and and also using the "persp" function
to plot them.
Today my particular model is y~ x1 + x2 + x3
I can fit my RSM easily. My question is: how do I use the persp such that
I can fix the x3 at a particular value, please?
> smell.code <- coded.
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