Displaying 20 results from an estimated 1000 matches similar to: "ks.test (PR#1004)"
2006 Jan 29
0
Bug in wilcox.test
There is a fairly new bug in wilcox.test in R-2.2.1 (stable).
It wasn't there when I last taught nonparametrics in fall 2003.
Line 86 of wilcox.test.R
achieved.alpha<-2*psignrank(trunc(qu),n)
It should be
achieved.alpha<-2*psignrank(trunc(qu)-1,n)
If you don't see why, decode the cookbook instructions p. 56 in
Hollander and Wolfe (2nd ed.) or see
2009 Jul 22
0
ks.test - The two-sample two-sided Kolmogorov-Smirnov test with ties (PR#13848)
Full_Name: Thomas Waterhouse
Version: 2.9.1
OS: OS X 10.5.7
Submission from: (NULL) (216.239.45.4)
ks.test uses a biased approximation to the p-value in the case of the two-sample
test with ties in the pooled data. This has been justified in R in the past by
the argument that the KS test assumes a continuous distribution. But the
two-sample test can be extended to arbitrary distributions by a
2001 Oct 26
2
wilcox.test point estimates perverse (PR#1150)
The point estimates produced by wilcox.test are perverse (not wrong, just
brain damaged). The Hodges-Lehmann estimator that goes with the signed
rank test is the median of the Walsh averages. The Hodges-Lehmann estimator
that goes with the rank sum test is the median of the pairwise differences.
wilcox.test agrees except that it uses the following very peculiar definition
of "sample
2009 Sep 08
1
Unexpected behavior in friedman.test and ks.test
I have to start by saying that I am new to R, so I might miss something crucial here. It seems to me that the results of friedman.test and ks.test are "wrong". Now, obviously, the first thing which crossed my mind was "it can't be, this is a package used by so many, someone should have observed", but I can't figure out what it might be.
Problem: let's start with
2004 Jan 07
1
samba across subnets problems
I have a suse 8.0 server running samba 2.2.3, its ip adress is in 134.84.86.x and I'm trying to get it so that it works for both its subnet and 160.94.148.x. I have it configured how I want it for its own subnet, but I can't get it to work in the 160.94.148 subnet. This is what my smb.conf file looks like:
[global]
netbios name = muskrat
workgroup = Statistics
server string
2013 Jun 20
0
C symbol name "psmirnov2x" not in load table
I'm working with some old code that worked under R 2.15.3 but gives an error under 3.0.0 and 3.0.1 :
> 1.0 - .C("psmirnov2x", p = as.double(10.0), as.integer(1000), as.integer(1000))$p
Error in .C("psmirnov2x", p = as.double(10), as.integer(1000), as.integer(1000)) :
C symbol name "psmirnov2x" not in load table
I don't understand why that function would
2012 Oct 21
2
help speeding up simple Theil regression function
Hello,
I am working on a simple non-parametric (Theil) regression function and and
am following Hollander and Wolfe 1999 text. I would like some help making
my function faster. I have compared with pre-packaged version from "MBLM",
which isnt very fast either, but it appears mine is faster with N = 1000
(see results below). I plan on running this function repeatedly, and I
generally
2003 Nov 04
1
glm offset and interaction bugs (PR#4941)
Full_Name: Charles J. Geyer
Version: 1.8.0
OS: i686-pc-linux-gnu (Suse 8.2)
Submission from: (NULL) (134.84.86.22)
Two bugs (perhaps related, perhaps independent) revealed by the same
Poisson regression with offset
mydata <- read.table(url("http://www.stat.umn.edu/geyer/5931/mle/seeds.txt"))
out.fubar <- glm(seedlings ~ burn01 + vegtype * burn02 +
offset(log(totalseeds)),
2020 Feb 29
0
tcl problem with R-3.6.3?
Here's a simpler example that should reproduce that error for you:
ans <- utils::select.list(c("hello", "world", "again"), graphics=TRUE)
Does it?
FYI, I installed R 3.6.3 from source on CentOS 7 a few hours ago, and
for me the above works just fine.
For your immediate needs of selecting a CRAN mirror, you can set:
options(menu.graphics = FALSE)
as a
2009 Dec 15
2
apparently incorrect p-values from 2-sided Kolmogorov-Smirnov test (PR#14145)
This message is in MIME format. The first part should be readable text,
while the remaining parts are likely unreadable without MIME-aware tools.
--1132542651-1468968864-1260896436=:8788
Content-Type: TEXT/PLAIN; format=flowed; charset=US-ASCII
I am using R version 2.6.2 (2008-02-08) on a Ubuntu Linux system.
I seemed to be finding occasional errors in the p-values produced by
ks.test(a,b)
2010 Apr 22
2
Jonckheere-Terpstra test using coin package?
Is it possible to implement the Jonckheere-Terpstra test for ordered
alternatives using the coin package: Conditional Inference Procedures
in a Permutation Test Framework?
I found jonckheere.test{clinfun}, but it uses a normal approximation
when ties are present in the data. To make this concrete, I've
include
a small dataset. Thanks. --Dale
Hollander and Wolfe, 1999 Table 6.6, pg 205
2020 Feb 29
2
tcl problem with R-3.6.3?
Just built 3.6.3 from source and tcl doesn't work. Worked fine with the
same laptop in 3.6.2. Here's the exact error.
blurfle$ R --vanilla
R version 3.6.3 (2020-02-29) -- "Holding the Windsock"
Copyright (C) 2020 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)
R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to
2020 Feb 29
3
tcl problem with R-3.6.3?
I knew I could work around. But this shouldn't happen.
And yes. Same problem with your example.
blurfle$ R --vanilla
R version 3.6.3 (2020-02-29) -- "Holding the Windsock"
Copyright (C) 2020 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)
R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain
2005 Aug 21
2
bizarre signif stars in Sweave latex
OK. I give up. I'll ask a stupid question.
How do I get the $!#@*$ signif stars line printed by summaries
to not look extremely bizarre in the latex produced by Sweave?
For example, see p. 7 of
http://www.stat.umn.edu/geyer/aster/library/aster/doc/tutor.pdf
I can see what the problem is. R emits non-ascii characters (as it
is supposed to do), Sweave puts them in the tex file, and
2017 Jan 18
1
unlicense
>>>>> Charles Geyer writes:
> In that case, perhaps the question could be changed to could CC0 be
> added to the list of R licences. Right now the only CC licence that
> is in the R licenses is CC-BY-SA-4.0.
Hmm, I see
Name: CC0
FSF: free_and_GPLv3_compatible (https://www.gnu.org/licenses/license-list.html#CC0)
OSI: NA (https://opensource.org/faq#cc-zero)
URL:
2005 Apr 03
2
Error: cannot set length of non-vector
The subject line says it all. How can I find what
Error: cannot set length of non-vector
means? RTFS is no help. I can find out of course that
it comes from "lengthgets", but who called that? Not me!
The situation is as follows. I am trying to get a package
ready for CRAN. Every time I run "R CMD check" I get this
error when building the package vignette. But (!)
2005 Jan 21
1
niceness
Can anyone tell me if the following C code (which proved very useful when
using the snow package -- use it to nice slaves) compiles and dyn.loads
under Windoze or Mac? It is (apparently) POSIX, so I suppose it is fine
in OS X, but does Windoze's advertized POSIX compliance mean anything here?
If it doesn't work on some platform, how do I deal with that? I want
to submit as contributed
2008 Sep 29
0
new TR about when MLE exist in GLM and what to do if not
This is just to alert the list about a new technical report
http://www.stat.umn.edu/geyer/gdor/
that shows how to determine, using exact infinite-precision rational arithmetic
when the MLE exists in a GLM (or for that matter in any exponential family,
such as aster models -- contributed package aster) and what to do when it
does not.
This suggests many changes to glm, glm.fit, predict.glm,
2010 Nov 11
0
Nuisance parameters for Geyer Saturation process.
Hello group,
Can someone please put me through how to estimate the nuisance parameters
(Saturation parameter and radius) for the Geyer saturation process?
It seems quite confusing to me how these parameters are achieved, but they
are very important in determining the interaction between points in a point
process.
I am using Spatstat package.
Thanks.
neba
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2009 Feb 11
1
Hollander's test of bivariate symmetry
Does anyone know if any R package has a function that will conduct
Hollander's test of bivariate symmetry?
(Hollander, Biometrika, 1971)
Either the exact test or an asymptotic version would be sufficient for my
purposes.
Thanks.
Joe Boyer
Statistical Sciences
Renaissance Bldg 510, 3233-D
Mail Stop RN0320
8-275-3661
cell: (610) 209-8531
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