thanks very much for the response, i will certainly keep your and the expert's advice in mind. thanks
sincerely, anthony > I think you should accept the advice of experts and > avoid trying to perform a statistical fit "with this constraint." > > The experts will tell you that fitting with that sort of constraint > is something that *hardly anybody*, out in the average world, > has justification to do. And the experts will tell you that folks > who don't understand how to do it, backwards and forwards, > are *almost always* going to belong to the majority who should > not try. > > Further, if the person doesn't understand it thoroughly, > the fact of 'ignorance' gives a big boost to the idea that > they ought to keep away -- > a) Even if their solution *properly* is improved a bit > by forcing the intercept, *usually*, very little is gained. > b) If it is *improper* to force the intercept, then the solution > is usually *horrible*, and the tests are totally wrong, too. > > Hope this helps. . . ================================================================= Instructions for joining and leaving this list, remarks about the problem of INAPPROPRIATE MESSAGES, and archives are available at: . http://jse.stat.ncsu.edu/ . =================================================================
