Re: Goodness of Fit with Zero Degrees of Freedom

Article View: sci.math.stat

Article #459

#459

From: Darrell Roy Hougen
Date: Thu, 08 Oct 1992 19:11

15 lines
1069 bytes

chaas@coe.drexel.edu (Chuck Haas) writes:


*>Suppose I have a set of categorical data.
...
*> If the model has k parameters and there are m groups, then I know
*>that I could do a goodness of fit test (e.g., Fisher chi-square or
*>likelihood ratio) and compare to the chi-square distribution with m-k
*>degrees of freedom.

I'm not sure I understand your problem, but shouldn't the number of
degrees of freedom be equal to the number of data rather than the
number of categories?

Darrell

Technical Details

Message-ID: <1b2156INNnnf@roundup.crhc.uiuc.edu>

Path: arc1-ca.pugleaf.net!sparky!uunet!ogicse!uwm.edu!ux1.cso.uiuc.edu!roundup.crhc.uiuc.edu!vision!hougen

References: <1992Oct8.144919.21524@cbis.ece.drexel.edu>

Show Full Headers

Complete Article Headers

Path: arc1-ca.pugleaf.net!sparky!uunet!ogicse!uwm.edu!ux1.cso.uiuc.edu!roundup.crhc.uiuc.edu!vision!hougen
From: hougen@vision.csl.uiuc.edu (Darrell Roy Hougen)
Newsgroups: sci.math.stat
Subject: Re: Goodness of Fit with Zero Degrees of Freedom
Message-ID: <1b2156INNnnf@roundup.crhc.uiuc.edu>
Date: 8 Oct 92 19:11:34 GMT
Article-I.D.: roundup.1b2156INNnnf
References: <1992Oct8.144919.21524@cbis.ece.drexel.edu>
Organization: Center for Reliable and High-Performance Computing, University of Illinois at Urbana-Champaign
Lines: 15
NNTP-Posting-Host: vision.csl.uiuc.edu

Reply to Parent Message