From: Johannes Ullrich <ullrichj_at_staff.uni-marburg.de>

Date: Fri 01 Apr 2005 - 01:50:16 EST

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Fri Apr 01 01:50:37 2005

Date: Fri 01 Apr 2005 - 01:50:16 EST

my goal is to visualize the following polynomial regression as a 3D-surface:

Z = b0 + b1*X + b2*Y + b3*XY + b4*X^2 + b5*Y^2

Thank you very much for R and for your help

Dipl.-Psych. Johannes Ullrich Philipps-Universität Marburg Germany ______________________________________________R-help@stat.math.ethz.ch mailing list

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Fri Apr 01 01:50:37 2005

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