I'm not sure if anyone would still be looking at a post from years ago, but I've found this discussion thread very helpful in figuring out how to best use PROC DISCRIM. I would like to have SAS display the quadratic discriminant functions because the covariance matrices are not equal in my data. Quadratic functions are better at predicting correct groups than the linear functions, but when I specify POOL=NO in the command, the output no longer displays the discriminant functions. (Whereas POOL=YES, which is the default, gives me the linear functions, like in Table 31.4 in the fish example). I need to have the functions to reporting purposes, so that others can plug new data into the functions to classify individuals in the future. Any help would be much appreciated. Thank you!
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