Re: [R] generating random samples of IG distribution

I don't read R-help these days so have just seen this. Both generalized inverse Gaussian and normal inverse Gaussian are in GeneralizedHyperbolic. HyperbolicDist is no longer being maintained. David Scott On 12/06/2012 5:41 a.m., David L Carlson wrote: Should have been For the normal

Re: [R] Accents and special character using hwriter (on Windows)

/htmlcodes.htm David Scott On 31/07/2012 9:21 p.m., ramonovelar wrote: Thanks Arun, Yes, I have Windows 7. I have tried 2 versions of R, 2.14.1 and 2.15.x, but it did not change anything. Right now I can't try a different version of win. Ramón On Tuesday, July 31, 2012, arun kirshna [via

Re: [R] R report generator (for Word)?

to the package. David Scott From: r-help-boun...@r-project.org [r-help-boun...@r-project.org] on behalf of Joshua Wiley [jwiley.ps...@gmail.com] Sent: Monday, January 02, 2012 9:31 AM To: Michael Cc: r-help Subject: Re: [R] R report generator (for Word

Re: [R] Fitting a Harmonic Function to Time Series Data

there is this functionality in Rob Hyndman's forecast package. See this post by him: http://robjhyndman.com/researchtips/longseasonality/ which has some code which should also be of use. David Scott _ David Scott Department

Re: [R] Tinn-R

There is a free eBook on tinn-R available from Rmetrics: https://www.rmetrics.org/ebooks-tinnr Written by the authors of tinn-R. Please consider a donation to the Rmetrics Association. -- _ David Scott Department

[R] Printing an xtable with type = html

be able to access a css file but I don't see any mechanism for doing that. Perhaps someone can enlighten me. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019

Re: [R] Problem with RODBC

On 20/07/11 18:56, Dieter Menne wrote: David Scott-6 wrote: I have been trying to read some data from an Excel workbook without success. ... faults- sqlFetch(channel, sqtable = 'Data', +colnames = FALSE, as.is = TRUE) faults [1] HY001 -1040 [Microsoft][ODBC Excel

[R] Problem with RODBC

graphics grDevices utils datasets methods base other attached packages: [1] RODBC_1.3-2 djsmisc_1.0-1 loaded via a namespace (and not attached): [1] tools_2.13.0 David Scott -- _ David Scott Department of Statistics

Re: [R] extract worksheet names from an Excel file

of any named data ranges. Sample code from a student exercise: require(RODBC) channel - odbcConnectExcel(bikesWithDate.xls) sqlTables(channel) David -- _ David Scott Department of Statistics The University

[R] Fitting a choice model (Bradley-Terry generalization)

pointers to useful code, relevant ideas, or similar analyses. David Scott __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented

Re: [R] computer name

. __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. Does Sys.info()[nodename] give you what you want? David Scott

Re: [R] Plotting from functions

graphics you do. I don't know where the qplot() function is from, but it looks as though it must be from a package that uses grid. Duncan Murdoch _ qplot is from ggplot2, and is a simpler form of ggplot with limited features. David Scott

Re: [R] R as.numeric()

will go as you expect. (But I haven't tested this.) David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055

Re: [R] R Style Guide -- Was Post-hoc tests in MASS using glm.nb

to programming style. David Scott On 19/05/11 10:26, bill.venab...@csiro.au wrote: Hi Bert, I think people should know about the Google Sytle Guide for R because, as I said, it represents a thoughtful contribution to the debate. Most of its advice is very good (meaning I agree

Re: [R] converting a matrix or data.frame into an html table

to produce html as well. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email

Re: [R] lattice: how to center a subtitle?

in contributing to this thread was to have something explicit in the archives for future reference, and your reply is excellent in that regard. And many thanks for your work on lattice. David Scott -- _ David Scott Department

Re: [R] lattice: how to center a subtitle?

. As to why this is the case . David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext

Re: [R] lattice: how to center a subtitle?

On 05/04/11 13:14, David Winsemius wrote: On Apr 4, 2011, at 9:03 PM, David Winsemius wrote: On Apr 4, 2011, at 8:42 PM, David Scott wrote: On 05/04/11 05:58, David Winsemius wrote: On Apr 4, 2011, at 1:27 PM, Marius Hofert wrote: Dear David, do you know how to get plotmath-like symbols

Re: [R] generate random numbers

. Provisos: there may be problems with distributions with very heavy tails, and generally the routines could be slow. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019

Re: [R] Storing user-defined R functions

take the name of the file, prepend the path to the directory where your code is located and then call source. Two or three lines would do it. Also, who knows, maybe Gabor has something clever in his batch files, he usually seems to. David Scott

Re: [R] Difference in numeric Dates between Excel and R

, 1900). In addition, Excel considers 1900-01-01 as day 1, not day 0. Hope this is helpful, Dan An explanation which seems reasonably authoritative is given here: http://www.cpearson.com/excel/datetime.htm David Scott Daniel J. Nordlund Washington State Department of Social and Health

Re: [R] R in different OS

. -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email: d.sc...@auckland.ac.nz, Fax: +64

Re: [R] R in different OS

Thanks Brian, I stand corrected. David Scott On 27/02/2011 12:32 a.m., Prof Brian Ripley wrote: It is less clear what you are after, but the canonical way to decide if your R session is on Windows is .Platform$OS.type == windows Unlike {R.}version$os and Sys.info()[sysname], the set

Re: [R] Writing R packages in an easier way?

{These are not to be called by the user.} \keyword{internal} I only mention this possibility for the sake of intellectual completeness of the discussion of this topic. It of course totally subverts the whole philosophy of package construction in R, so I wouldn't dream of using it myself. David Scott

Re: [R] Title

can take time to get right. It does offer a bit more control over line spacing which could be a concern with atop. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019

Re: [R] A list within a list?

]] - testList } head(megaList) David Scott _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext

Re: [R] Extract NA data rows

, please let me know thanks. typhoong Your test is wrong for NA. You must use is.na: df x y 1 1 345 2 6 NA 3 8 123 4 32 123 5 12 NA 6 6 124 7 7 NA subset(df, is.na(y)) x y 2 6 NA 5 12 NA 7 7 NA -- _ David

[R] Help with expression

==.(param))) then in the title I get Parameter = alpha, whereas I want the Greek character alpha. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland

Re: [R] Help with expression

Thanks. Exactly what I wanted. As usual, I played around with all sorts of things to try and get the expression right, but never thought of as.name. David Scott On 25/01/2011 4:32 a.m., Charles C. Berry wrote: On Tue, 25 Jan 2011, David Scott wrote: I have a problem with expressions. I am

Re: [R] Obtaining a quadratic function igven three points on a curve

orthogonal polynomials of degree 1 to 'degree' over the specified set of points 'x'. These are all orthogonal to the constant polynomial of degree 0. Alternatively, evaluate raw polynomials. David Scott On 21/01/2011 3:50 a.m., Joshua Wiley wrote: Hi Barth, Here is an option

Re: [R] CSV value not being read as it appears

is that those who enter data into spreadsheets enter all sorts of variations of what a human would wish to treat as the same (Open, Open , open, etc.), even when told not to. David Scott On 14/01/2011 4:03 p.m., Jim Holtman wrote: try strip.white=TRUE to strip out white space Sent from my iPad

Re: [R] CSV value not being read as it appears

was the conversion of New Zealand health ID numbers to dates. They are three letters then 4 digits, so AUG2699 became a date. David Scott On 14/01/2011 10:58 p.m., bgr...@dyson.brisnet.org.au wrote: Hello David, Thanks for your e-mail. The data was a report derived from a statewide database, saved

Re: [R] Fitting an Inverse Gamma Distribution

has the inverse Gaussian as a special case. David Scott Secondly, is there a way to shift the pdf (code below) to the right (rather than the data to the left)? I tried: par(new=T) shift-1 hist(iniSal_US_forHist,breaks=seq(1.1,21,by=0.625),col=grey,freq=F,xlim=c(0-shift,21-shift),plot=F) curve

Re: [R] Discriminant Correspondence Analysis

: http://rwiki.sciviews.org/doku.php?id=tips:data-io:ms_windows David Scott There are several parts to my problem. 1) When I try the read.table command, even if I include the directory name in the filename, R still cannot read the file, even if it is in .csv format 2) I was able to copy my

Re: [R] The behaviour of read.csv().

files, that I just avoid them whenever I can. Absolutely agree with this Duncan. Playing around with .csv files is like playing with some sort of unstable explosive. I also avoid them as much as possible. David Scott Duncan Murdoch __ R-help@r

Re: [R] looking for the RMySQL package for R 2.12.0 under XP

guy to add the MySQL/ODBC connector. The instructions may not be quite up to date but hopefully you can find your way through. Our students generally manage to set it all up on their own computers. David Scott On Wed, Nov 24, 2010 at 1:48 PM, PtitBleuptit_b...@yahoo.fr wrote: Hello, I

Re: [R] cpgram: access data, confidence bands

periodogram (as the name suggests). What did you test? Only a white noise process should stay inside the confidence bands. There is some information about the use of the cumulative periodogram in Venables and Ripley's book for which cpgram was written (but admittedly not a lot). David Scott

Re: [R] How to start default browser on R

On 23/11/10 14:20, Stephen Liu wrote: Hi folks, Win7 64 bit IE 64 bit How to start IE on R? TIA B.R. Stephen L ?browseURL -- _ David Scott Department of Statistics The University of Auckland, PB 92019

Re: [R] How to start default browser on R

can use it to open a local file on your machine as well. I use this all the time with hwriter which writes html reports. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019

Re: [R] power spectrum of eeg

*(0:(n-1))) specx - spec.pgram(x, plot = FALSE) spec.pgram(x) spec.pgram(x, xaxt = n, xlab = frequency (Hz), sub = paste(bandwidth = , round(1000*specx$bandwidth,2))) axis(side = 1, at = (0:5)/10, labels = 1000*(0:5)/10) David Scott

Re: [R] previous business day

for free. timeDate is an Rmetrics package. Go to https://www.rmetrics.org/ebooks to see what is available from Rmetrics. David Scott -Original Message- From: Li, Jing Yi [mailto:jingyi...@credit-suisse.com] Sent: Friday, October 22, 2010 9:38 AM To: David Reiner; David Winsemius Cc: r

Re: [R] efficient equivalent to read.csv / write.csv

in .csv format. If the .csv files are similar there shouldn't be too much overhead in defining table formats for the database. David Scott -- _ David Scott Department of Statistics The University of Auckland

Re: [R] Need help for EM algorithm ASAP !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

like this in to me to grade. David Scott On 21/09/2010 5:32 p.m., snes1...@hotmail.com wrote: I created a EM algorithm for Generalized hyperbolic distribution. I want to estimate mutheldaplus, sigmatheldaplus, betasigmaplus in my code. After getting use these value , then my iteration have

[R] Reproducible research

in particular, and possibly odfWeave. Does anyone have sample documents using any of these approaches which they could let me have? David Scott _ David Scott Department of Statistics The University of Auckland, PB 92019

Re: [R] weird to me interaction between time() and %%, %/%

2008 2008 2008 2008 2008 2008 2008 2009 2009 2009 2009 2009 2009 2009 David Scott On 1/09/2010 11:04 a.m., Alistair Gray wrote: Dear List, I'm getting weird and unexpected behaviour using time and %%, or %/%. It's likely I'm not appreciating the nuances of floating point arithmetic. Or it could

Re: [R] log y 'axis' of histogram

function. There is one (logHist) in my package DistributionUtils on CRAN. You don't need the rest of the package to use it. You could just extract that particular function. David Scott -- _ David Scott Department of Statistics

Re: [R] log y 'axis' of histogram

in the density correspond to straight lines in the logged y-axis plot. Hope this helps. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142

Re: [R] Engle Granger Test in R

. David Scott _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email: d.sc

Re: [R] RGoogleDocs ability to write to spreadsheets broken as of yesterday

code. -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email: d.sc

[R] Use of .Fortran

to the subroutine) to make this work? David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599

Re: [R] Problem with library(SSPA)

Samuel Okoye wrote: I can't find his email and I have asked the same question to bioconduc...@stat.math.ethz.ch Regards, Samuel So you need the handy function maintainer() added to 2.11.0: require(GeneralizedHyperbolic) maintainer(GeneralizedHyperbolic) [1] David Scott d.sc

Re: [R] ARIMA order

nuncio m wrote: Hi all, Is there any way in R to select the order of an ARIMA model automatically nuncio Rob Hyndman's package forecast has a function auto.arima which produces an automatic arima fit, including for seasonal models. David Scott

Re: [R] Installed directory of a package

Ron Burns wrote: Hi all- Is there an R function that returns the directory in which a package has been installed? Thanks Ron ?system.file For example: system.file(package=DistributionUtils) [1] C:/Users/dsco036/R/win-library/2.10/DistributionUtils David Scott

Re: [R] zipped files as a data type

In-memory Compression and Decompression utils::unzipExtract or List Zip Archives utils::zip.file.extract Extract File from a Zip Archive utils::win.version Auxiliary Functions for the Windows Port which seems to provide some leads David Scott

Re: [R] summary of arima model in R

Scott _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email: d.sc...@auckland.ac.nz, Fax

Re: [R] Path to R script

system.file available, which I presume works across platforms: system.file(RunTests.R,package=DistributionUtils) [1] /usr/local/david/R/DistributionUtils system.file(unitTests/runTests.R,package=DistributionUtils) [1] /usr/local/david/R/DistributionUtils/unitTests/runTests.R David Scott

Re: [R] Path to R script

David Scott wrote: Sharpie wrote: Johannes W. Dietrich wrote: There is certainly a trivial solution for my question, but I can't find the answer in the documentation. I need a platform independent method to obtain the file path of the current R script. My working group uses R on several

Re: [R] Problems plotting date and time column from excel using R

rule these days, when using Windows, I prefer to avoid the .xls or .xlsx to .csv route to getting data into R from Excel and use either RODBC or xlsReadWrite. Getting Excel to write a .csv file is just adding some random noise to the process. David Scott

Re: [R] What is the best way to have R output tables in an MS Word format?

. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email: d.sc

Re: [R] What is the best way to have R output tables in an MS Word format?

Scott _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email: d.sc...@auckland.ac.nz, Fax

[R] Problem installing RODBC

guessing my MySQL is getting a bit decrepit and needs updating, but welcome any suggestions about sorting this out. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019

Re: [R] Problem installing RODBC

Marc Schwartz wrote: On Apr 19, 2010, at 7:02 PM, David Scott wrote: I have a problem with some missing headers when trying to install RODBC on my linux box. install.packages(RODBC, + lib=/usr/local/david/R) trying URL 'http://cran.stat.auckland.ac.nz/src/contrib

Re: [R] interpreting acf plot

specialized and advanced texts also. Off the top of my head, Pfaff, Hyndman, ... David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW

Re: [R] read.table behavior for Dates.

within Excel. Use .csv files created by other software, yes, but not one saved from within Excel. David Scott Nevertheless I got some valuable insight in the topic. What I'm trying to do here is make it easier for people to upload files that might contain dates to my webapp at yeroon.net/ggplot2

Re: [R] R package documentation

_ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email: d.sc...@auckland.ac.nz, Fax: +64 9 373

Re: [R] R package documentation

_ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email: d.sc...@auckland.ac.nz, Fax: +64 9 373 7018 Director of Consulting, Department

Re: [R] R interactive input like C++

is taken from the keyboard (or whatever ‘stdin()’ reads if input is redirected or R is embedded). I think the required function is readline which prompts for user input. ?readline David Scott _ David Scott

Re: [R] Statistical test for stationarity-how

more work on your behalf. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055

[R] Matching pairs of values

to generalize to this case. Any pointers? David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64

Re: [R] Matching pairs of values

before testing: vtest - function(x, lookfor){ any(apply(x, 1, function(v) {identical(sort(v), sort(lookfor))}))} -Peter Ehlers On 2010-03-27 2:46, Berend Hasselman wrote: David Scott-6 wrote: I am sure someone can come up with a clever way of doing what I

Re: [R] emacs: reformat \items paragraph in .Rd

to make sure the paragraph you want to wrap is separated from other paragraphs by blank lines, i.e. it must be clear it is a paragraph. David Scott -- _ David Scott Department of Statistics The University

Re: [R] colname of ... arguments

as an appropriate method. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email: d.sc

Re: [R] Importing Access 2007 data with ROBC

:/Salmon_data.accdb) channel - odbcConnectAccess(testdb) Data - sqlFetch(channel,Table1) Try odbcConnectAccess2007 instead. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019

Re: [R] how to make R plot under Linux

in the department who can assist. Someone set up the linux machine where R is running, they will know this stuff. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019

Re: [R] typo in contrast package's vignettes

questions he should be able to find his way around the help system and other documentation by now. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland

Re: [R] typo in contrast package's vignettes

is an environment which rewards a bit of exploration and experimentation. Every package has a maintainer whose email is given on CRAN. In the case of the contrast package that is at http://cran.r-project.org/web/packages/contrast/index.html It ain't that hard. David Scott

[R] Microsoft SQL Server and R

Microsoft SQL Server. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email

Re: [R] Greek letters on a multi-line plot title

, scientific=F), sep=) title(the_expression) grid() When confronted with this problem, after many failed attempts, I have had to resort to mtext. David Scott -- _ David Scott Department of Statistics

Re: [R] Yet another question about importing Excel *.xls files

xlsReadWritePro at http://www.swissr.org/ which can write native xls files with multiple sheets. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland

Re: [R] Greek letters on a multi-line plot title

=2.25,cex=1.15) Best wishes David Scott - Original Message From: David Scott d.sc...@auckland.ac.nz To: Jason Rupert jasonkrup...@yahoo.com Cc: R-help@r-project.org R-help@r-project.org Sent: Wed, January 20, 2010 3:49:40 PM Subject: Re: [R] Greek letters on a multi-line plot title

Re: [R] How to install old randomForest?

guide to the build process, have a look at Rob Hyndman's instructions: http://robjhyndman.com/researchtips/building-r-packages-for-windows/ David Scott _ David Scott Department of Statistics The University

Re: [R] Return values in fExtremes package

0.994 ... ..@ title : chr Gumbel Parameter Estimation ..@ description: chr Fri Jan 08 11:12:32 2010 p...@fit$par.ests mu beta 0.03515609 0.99286204 David Scott _ David Scott Department of Statistics

Re: [R] Maximum spacing method

estimator...:-( Any help would be great:-) You can see an implementation of mps for the normal inverse Gaussian in fBasics on R-Forge. Have a look at the function .nigFit.mps in the file dist-nigFit.R David Scott -- _ David Scott

[R] Stata files

on their website led me to believe Stata 11 couldn't write in Stata 10 format. However Stata 11 can write Excel files in XML, so presumably .xlsx files. Any advice, correction of my misconceptions, etc. gladly received. David Scott

Re: [R] Stata files

in Version 11 of Stata will save a Version 10/11 file in the format that was used by Versions 8 and 9 of Stata. ---JRG On Wed, 16 Dec 2009, David Scott wrote: I have a client who uses Stata 11. Can anyone advise me on ways of transferring data from this version of Stata to R? Reading

Re: [R] estimate inverse gaussian in R

Gaussian distribution. Its support is the real line and it has 4 parameters. The inverse Gaussian is a special case of the generalized inverse Gaussian. It has support the positive half line and 2 parameters. David Scott On Sun, Dec 6, 2009 at 12:48 PM, noclue_ wrote: I have a one-variable data

Re: [R] estimate inverse gaussian in R

David Scott wrote: Jorge Ivan Velez wrote: Hi Tim, Take a look at http://bm2.genes.nig.ac.jp/RGM2/R_current/library/fBasics/man/dist-nigFit.html HTH, Jorge' i don't think this is what the OP wanted. The nig is the normal inverse Gaussian distribution, which is a special case

Re: [R] How to interpret the phase spectrum?

the cospectrum looks. That is really the only infallible way of determining what the software is doing. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland

[R] Bessel function with large index value

with a Gamma function of high order in the denominator. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055

Re: [R] Bessel function with large index value

This is a reply to my own question. I thought I had found an answer but it seems not so (some analysis follows below). Maybe Martin Maechler or Robin Hankin or Duncan Murdoch may have some ideas---I know the question is a bit specialized. David Scott wrote: I am looking for a method

Re: [R] (exact) confidence bounds for lognormal parameters \mu and \sigma

fitdistrplus can do this David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email

Re: [R] Non-normal residuals.

to fit a (perhaps just a simple linear) model with t-distributed residuals (or residuals of a different distribution)? Package sn has this facility I believe. David Scott -- _ David Scott Department of Statistics

Re: [R] Non-normal residuals.

Kjetil Halvorsen wrote: On Wed, Oct 28, 2009 at 7:25 AM, David Scott d.sc...@auckland.ac.nz wrote: Karl Ove Hufthammer wrote: On Tue, 27 Oct 2009 18:06:02 -0400 Ben Bolker bol...@ufl.edu wrote: If transforming your data brings you closer to satisfying the assumptions of your analytic methods

Re: [R] Frequencies, proportions cumulative proportions

Tabulation with Tests for Factor Independence Description An implementation of a cross-tabulation function with output similar to S-Plus crosstabs() and SAS Proc Freq (or SPSS format) with Chi-square, Fisher and McNemar tests of the independence of all table factors. David Scott

Re: [R] Odp: : Question about correlation between data.

of the violation of the independence assumption. If Antonio does not understand these comments he needs to consult a local statistician. David Scott -- _ David Scott Department of Statistics The University of Auckland

Re: [R] histogram

that it will give you the counts you want is just wrong. As others have pointed out if you make things more explicit and don't take the defaults it will do so. Using hist to obtain counts like this is like using a hammer to drive in a screw. David Scott

Re: [R] Running an ANOVA with a BY

are available for download. David Scott -- _ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142,NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email

Re: [R] Equivalence of Mann-Whitney test and Kruskal-Wallis test with k=2

nonparametric stats and this one has me scratching my head. Many thanks! Tom The continuity correction? It is true by default for wilcox.test and is not apparent in the help for kruskal.test. David Scott -- _ David Scott

Re: [R] Google's R Style Guide

does suffer from very inconsistent naming and as I think Duncan said it makes it very difficult sometimes to remember names when you have variations in case and separators as with things related to system. David _ David Scott

Re: [R] test for bimodality

to you. cheers, Rolf Turner I have used the dip test for testing if a distribution is *unimodal*. Possibly that is what John needs. See package diptest. David Scott -- _ David Scott Department of Statistics

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