On Wed, 28 May 2003 [EMAIL PROTECTED] wrote in part: > If I HAD to come up with a solution of how to manage interactions in > this situations, I would probably use the approach of > orthogonalizing the interaction terms with respect to their main > effects components. I believe this is described in Draper and Smith. > Donald Burrill also used to have a nice tutorial on this at the > Minitab site but it seems to be gone now.
It's still there, under Minitab's "White Papers" heading. ----------------------------------------------------------------------- Donald F. Burrill [EMAIL PROTECTED] 56 Sebbins Pond Drive, Bedford, NH 03110 (603) 626-0816 . . ================================================================= Instructions for joining and leaving this list, remarks about the problem of INAPPROPRIATE MESSAGES, and archives are available at: . http://jse.stat.ncsu.edu/ . =================================================================
