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  1. Path: sparky!uunet!olivea!bu.edu!jade.tufts.edu!news.tufts.edu!sage.hnrc.tufts.edu!jerry
  2. From: jerry@nutmeg.hnrc.tufts.edu (Jerry Dallal)
  3. Newsgroups: bit.listserv.stat-l
  4. Subject: Re: testing dependent variances
  5. Message-ID: <1992Aug12.170111.290@nutmeg.hnrc.tufts.edu>
  6. Date: 12 Aug 92 22:01:10 GMT
  7. References: <9208120728.AA00436@algona.stats.adelaide.edu.au>
  8. Organization: USDA HNRC at Tufts University
  9. Lines: 8
  10.  
  11. In article <9208120728.AA00436@algona.stats.adelaide.edu.au>, wvenable@STATS.ADELAIDE.EDU.AU (Bill Venables) writes:
  12. > 
  13. > So calculate the sums and differences and test the hypothesis that the
  14. > correlation between them is zero.
  15. > 
  16. > I'm not sure who first thought of this trick, but it's a good one.
  17.  
  18. Pitman, EJG (1939) Biometirika 31, 9.
  19.