Re: Disadvantage of Non-parametric vs. Parametric Test

1999-12-10 Thread Brian Cade
es of means (whether evaluated by permutation theory on normal theory). Brian Cade (USGS) Rich Ulrich wrote: > - I have a comment on an offhand remark of Glen's, at the start of > his interesting posting - > > On Tue, 07 Dec 1999 15:58:11 +1100, Glen Barnett > <[E

Re: Histograms, Ntigrams, and unequal bar widths

2000-08-15 Thread Brian Cade
For further examples people might check out histograms in Leland Wilkinson's book the Grammar of Graphics. He presents a "gap histogram" with unequal bin widths (breakpoints determined by partial Vornoi tesselation in 1 dimension) such that area of bar is determined by the count of cases in the b

Re: STATISTICA

2000-09-15 Thread Brian Cade
Well I don't know what STATISTICA looks like now, but in the late 1980's and early 1990's they were a flagrant "ripoff" of SYSTAT. Leland Wilkinsons (president of SYSTAT) made a pretty well documented case that StatSoft not only used much of the SYSTAT code, but also implemented some pieces of it

USGS statistical software available

2001-09-05 Thread Brian Cade
the Blossom software, please contact: Brian Cade U.S. Geological Survey 970-226-9326 [EMAIL PROTECTED] = Instructions for