[R] Quantile Regression Question

Arti Mann Arti.Mann at asu.edu
Thu Nov 15 01:43:34 CET 2007


Could you please explain what is non-positive fis error? I have been trying to use quantile regression (rq) procedure and I keep ending up with this error. I haven't been able to find an explanation for the same.

Best Regards,

Arti Mann
Ph.D. Student
Department of Information Systems
W.P. Carey School of Business
Arizona State University
Email : Arti.Mann at asu.edu

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