Re: [R] histogram-like plot - multiple bars side by side *solved*

Thanks! That helped a lot. Am 29.09.2008 um 22:13 schrieb Greg Snow: Do you mean something like this: x - 0:14 y1 - dbinom(x,14,0.7) y2 - dbinom(x,14,0.5) y3 - dbinom(x,14,0.3) barplot( rbind(y1,y2,y3), names=x, beside=TRUE) Hope this helps, -- Gregory (Greg) L. Snow Ph.D. Statistical

[R] crashes while using Rattle (GTK+)

Hi, I'm using R 2.7.2 for Windows.I have also installed gtk-dev-2.12.9 and rattle 2.3.65. When I work in rattle, I occasionally get these messages : GLib-WARNING (recurser) **: g_main_context_prepare() called recursively from within a source's check() or prepare() member. aborting or

[R] Version 2.7.2 GUI acts awkward?

hi, I am running R 2.7.2 Windows - recently the GUI-windows (for example to change directory or read in R-scripts) do not open - well, they open, but close down directly afterwards. I can't select a directory or file ... I tried re-installing R - same problem again. does anybody have an

[R] snow: Problems with cluster

Dear R Users, I have come across a problem with the snow package across two PCs recently. The error message is : Error in unserialize(node$con) : error reading from connection I was wondering if anyone else has ever come across this and if there are any suggestions as to what it may mean

[R] par() default values

Hi all, Is that possible to get back to the par() default values easily? I played a bit with par() Regards/Cordialement - Benoit Boulinguiez Ph.D Ecole de Chimie de Rennes (ENSCR) Bureau 1.20 Equipe CIP UMR CNRS 6226 Sciences Chimiques de Rennes Campus de Beaulieu, 263 Avenue du

[R] Desperatly seeking Parallel R simulation with Windows XP

Hello R experts, I've been searching for weeks a way to use my quad core xeon to increase speed of a very-very computer-intensive simulation I must do for my works. It seems that most purpose-made packages for R : Snow, Rmpi, snowfall,... are designed for Linux based OS. I do not have access to

[R] calculating weighted correlation coefficients

Dear Help, I'm trying to calculate a weighted correlation matrix from a data frame with 6 columns (variables) and 297 observations extracted from the regression. The last column is a weight column which I want to apply. $ model:'data.frame': 297 obs. of 6 variables: ..$ VAR1

Re: [R] Desperatly seeking Parallel R simulation with Windows XP

On Tue, Sep 30, 2008 at 10:18 AM, quant15 [EMAIL PROTECTED] wrote: Hello R experts, I've been searching for weeks a way to use my quad core xeon to increase speed of a very-very computer-intensive simulation I must do for my works. It seems that most purpose-made packages for R : Snow,

Re: [R] par() default values

How about reading the help file of par? The first example exactly demonstrates what you want to do. hth. Benoit Boulinguiez schrieb: Hi all, Is that possible to get back to the par() default values easily? I played a bit with par() Regards/Cordialement - Benoit Boulinguiez

[R] rpvm for windows anyone ?

Dear R Users, Is there a version of rpvm available for windows ? I have recently had some problems with snow using SOCKS and was considering PVM as an alternative. Thanks in advance, Tolga Generally, this communication is for informational purposes only and it is not intended as an offer or

[R] Weibull Verteilung

Hallo r-Projekt Team, ich bin Anfänger in R und könnte ein wenig Hilfe gebrauchen. Ich möchte eine Weibullverteilung (Weibullgerade und Genauigkeitskurven) berechnen und plotten. Außerdem benötige ich den Formfaktor, den Skalierungsfaktor und Werte wie B5, B10, B50, B90, B95. In der Regel habe

Re: [R] Weibull Verteilung

Beste Luis, Ten eerste wil ik graag meedelen dat het aanbeveling verdient als iedereen zich bedient van een gezamenlijke taal (Gesamtsprache) wanneer het internationale communicatie betreft. Hoewel de taal van voorkeur uiteraard discutabel is, schijnt er toch redelijke consensus te zijn dat heden

[R] Vanishing boxplots with transparency and zero margins

Dear All, I am observing unusual behaviour when trying to completely fill a page with boxplots. The problem only appears when I have both of: * zero right or bottom margins * colours with some degree of transparency I first noticed this on R 2.7.1; it is still happening on a fresh install of

[R] prblems changing directory in mpi snow clusters

Dear R Users, I am attempting to use snow with rmpi. My configuration is: - R Version 2.7.2, rmpi - RMPI 0.5-6 - DeinoMPI 1.1.0 - Windows Xp SP2 I can sucessfully create a cluster and execute simple commands but for some reason, I cannot change the working directory in my nodes.

Re: [R] R-2.7.2 infected?

Dave DeBarr wrote: For what it's worth, Computer Associates updated their signatures; and eTrust no longer reports the installation program for the Windows version of R-2.7.2 as infected. I found it surprisingly difficult to learn about how the Win32/Adclicker.JO virus operates, and how

Re: [R] prblems changing directory in mpi snow clusters

Please ignore, my fault, I was placing the clusterCall incorrectly. Should simply be clusterCall(cl,setwd,C:/) Regards, Tolga Tolga I Uzuner/JPMCHASE 30/09/2008 11:11 To r-help@r-project.org cc Subject prblems changing directory in mpi snow clusters Dear R Users, I am attempting

Re: [R] Version 2.7.2 GUI acts awkward?

Gregor Rolshausen wrote: hi, I am running R 2.7.2 Windows - recently the GUI-windows (for example to change directory or read in R-scripts) do not open - well, they open, but close down directly afterwards. I can't select a directory or file ... I tried re-installing R - same problem again.

[R] ordering problem

Hi there! I need some assistance here with vector orderings. I have a set of q vectors of length p, grouped by rows in a matrix A, q·p, that I need to order lexicographically (http://en.wikipedia.org/wiki/Lexicographical_order). I also have another matrix B, p·r, and a

Re: [R] birthday problem (factorial limit)

Em Dom, 2008-09-28 às 19:43 +0200, Jörg Groß escreveu: Hi, I tried to calculate the formula for the birthday problem (the probability that at least two people out of a group of n people share the same birthday) But the factorial-function allows me only to calculate factorials up to

[R] Inverse of placeGrob?

Hi, I am trying to extract grobs from a frame. I found out how to place grobs in a frame, but not how to extract them once they are there. Is there an inverse function to placeGrob? Thanks, Pedro -- View this message in context:

Re: [R] Weibull distribution

Hello r-project team, I am new (test) user of R and I need some help. Sorry to wrote in German before, I am just a newbee to this mailing list. I would like to calculate and plot a Weibull distribution (Weibull best-fit line, accuracy curves left and right beside the best-fit line) for a

[R] problem loading WordNet into R

Hello, I am hoping someone can assist me with a problem I have trying to load the WordNet dictionary into R. Below is the error message I receive: library(wordnet) initDict() [1] FALSE Warning message: In initDict() : cannot find WordNet 'dict' directory: please set the environment

Re: [R] example - export a data frame to an XML file

Yes! This is perfect, Paul - thank you very much. -zubin Paul Murrell wrote: Hi Is this what you are after ... ? data - read.csv(textConnection('date,UYG.Open,UYG.High,UYG.Low,UYG.Close,UYG.Volume,UYG.Adjusted 2007-02-01,71.32,71.34,71.32,71.34,200,69.23

[R] CLARA and determining the right number of clusters

Hi everyone I have a question about clustering. I've managed using CLARA to get a clustering analysis of a large data set. But now I want to find which is the right number of clusters. The clara.object gives some information like the ratio between maximal and minimal dissimilarity that says

Re: [R] CLARA and determining the right number of clusters

Hi there, generally finding the right number of clusters is a difficult problem and depends heavily on the cluster concept needed for the particular application. No outcome of any automatic mathod should be taken for granted. Having said that, I guess that something like the example given in

[R] Hazard curves

-- begin included message - I am looking at a continuous variable, age. I am looking at time to 12-month remission and can calculate the HR and 95% confidence interval are follows: coxfita = coxph(Surv(rem.Remtime,rem.Rcens)~nearma$all.age,data=nearma) exp(coxfita$coefficients)

Re: [R] CLARA and determining the right number of clusters

Hi Christian and thanks I've tried your suggestion and it seems promising. But I have a couple of questions. I am reading a three column ASCII file (lon, lat, sst) mydata - read.table(INFILE, header=FALSE,sep=, na.strings=99.00,dec=.,strip.white=TRUE,col.names=c(lon,lat,sst)) then I extract a

Re: [R] CLARA and determining the right number of clusters

Hi there, I've tried your suggestion and it seems promising. But I have a couple of questions. I am reading a three column ASCII file (lon, lat, sst) mydata - read.table(INFILE, header=FALSE,sep=, na.strings=99.00,dec=.,strip.white=TRUE,col.names=c(lon,lat,sst)) then I extract a subset of

Re: [R] multiple plots - editing ggplot2 plot

On Sat, Sep 27, 2008 at 10:20 AM, Pedro Barros [EMAIL PROTECTED] wrote: Hi All, I am trying to build a composite plot, with multiple categories, using ggplot2. In principle, it could be done using facetting, but I do not seem to be able to get past the defaults, so I try building each plot

Re: [R] ggplot, getting two scales and one stat.

Hi Tylere, This is a bug present in R 2.7.2 which will be fixed in the next version (which I'm trying to release ASAP) Hadley On Sat, Sep 27, 2008 at 4:21 PM, Tylere Couture [EMAIL PROTECTED] wrote: Thanks Hadley, unfortunately doing this gives me an error: ggplot(polls, aes(x =Date, y =

[R] Pattern match in R

I want to make sure this piece of code I wrote is doing what I want it to do. ll-function(string) { grep(string,dir(),value=T) } subdir = ll(Coverage_[1-9][0-9]$) I basically wrote a little function that would grab all the files of form Coverage_[0-99] The way I wrote it, will it

Re: [R] ggplot 2 - editing in the panel_1_1 viewport

I want to divide up the text grobs for the key labels into two different (text) grobs (each) and put them back into the space occupied by the original text grob. I've worked with grobs enough to think this should be easy, but I just cannot figure out how to identify the specific text grobs to

[R] [R-pkgs] New package: plyr

plyr is a set of tools that solves a common set of problems: you need to break a big problem down into manageable pieces, operate on each pieces and then put all the pieces back together. It's already possible to do this with split and the apply functions, but plyr just makes it all a bit easier

[R] Using sub to get captions in barplots

All, I've been using sub (subtitle) instead of main such that captions are below figures produced by xyplot. This works fine and captions are on a single line. However, when I try this for bar plots with error bars (altering the error.bars function form Crawley's The R Book, see below), the

[R] simulate data from multinomial distribution with overdispersion

Dear list members, I am searching for a way to simulate data from a multinomial distribution with overdispersion. The data should describe counts of different species under different conditions. Does someone know a way to simulate this or a book or article where I can find informations about

Re: [R] Pattern match in R

I want to make sure this piece of code I wrote is doing what I want it to do. ll-function(string) { grep(string,dir(),value=T) } subdir = ll(Coverage_[1-9][0-9]$) I basically wrote a little function that would grab all the files of form Coverage_[0-99] The way I wrote it,

Re: [R] multiple plots - editing ggplot2 plot

Hi Hadley, Thanks for the quick reply. Well, if I could do it directly in ggplot, even better. My data is below (from dump). I calculate the bar heights previously, now I just want to plot them, with fixed fill colours (to make sure they match other plots I use). Thanks again, Pedro `x1` -

[R] Root-Mean-Square(RMS) Difference

Dear R users, I am comparing two data sets (CO2 observation vs. CO2 simulation, during 1993-2002). In order to do it I am calculating Root-Mean-Square(RMS) difference with following formula: sqrt(sum((observed_residual - simulated_residual)^2)/n) # 'n' is number of observations Residuals are

[R] Univariate kernel density estimation with boundary correction

Hi, Does anyone know which packages in R can deal with univariate kernel density estimation with boundary correction ? Thanks a lot. Ying-Chao Hung __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the

Re: [R] Using sub to get captions in barplots

I've been using sub (subtitle) instead of main such that captions are below figures produced by xyplot. This works fine and captions are on a single line. However, when I try this for bar plots with error bars (altering the error.bars function form Crawley's The R Book, see below), the

Re: [R] Pattern match in R

On 30-Sep-08 14:36:04, bioinformatics_guy wrote: I want to make sure this piece of code I wrote is doing what I want it to do. ll-function(string) { grep(string,dir(),value=T) } subdir = ll(Coverage_[1-9][0-9]$) I basically wrote a little function that would grab all the files

[R] Courses*** R+/Splus (1) Fundamentals - (2) Advanced Programming : October 2008 at 3 locations by XLSolutions Corp

XLSolutions Corporation (www.xlsolutions-corp.com) is proud to announce our*** R+/Splus ***courses at 3 USA locations for October 2008. (1) R+/Splus Fundamentals and Programming Techniques http://www.xlsolutions-corp.com/rplus.asp * San Francisco ** October 23-24, 2008

[R] R's integrate function

Hello, I am trying to use R's integrate function to calculate the following integral for z=423: integrate(function(y,z){ sapply(y, function(y,z){ integrate(function(x,z) 1/x*dbeta(0.01,x/(0.005/1.005),(1-x)/(0.005/1.005))*dbeta(y,x/(0.005/1.005),(1-x)/(0.005/1.005))*(1-y)^z,0,1,423)$value })

[R] R's integrate function

Hello, I am trying to use R's integrate function to calculate the following integral for z=423: integrate(function(y,z){ sapply(y, function(y,z){ integrate(function(x,z) 1/x*dbeta(0.01,x/(0.005/1.005),(1-x)/(0.005/1.005))*dbeta(y,x/(0.005/1.005),(1-x)/(0.005/1.005))*(1-y)^z,0,1,423)$value })

[R] Planned mailing list timeout of several hours

There will be upcoming maintenance work on one of main network's server which will affect the MAIL server for all mailing lists [EMAIL PROTECTED] (or [EMAIL PROTECTED]). This change will take place on Wednesday October 1, from 9 p.m. (UTC+2) 3 p.m. (US East)

[R] Programming Workshops

Good morning Does R (or R users) have a formal training workshop/facility? Or do open-source softwares generally put the onus on the user to learn programming techniques? Are the workshops generally offered for the masses or is there one-on-one training available? Does one go to R for

Re: [R] R's integrate function

What verson of R? Works for me: integrate(function(y,z){ + sapply(y, function(y,z){ + integrate(function(x,z) + 1/x*dbeta(0.01,x/(0.005/1.005),(1-x)/(0.005/1.005))*dbeta(y,x/(0.005/1.005),(1-x)/(0.005/1.005))*(1-y)^z,0,1 + ,423)$value + }) + },0,1,423) 18.9513 with

Re: [R] Desperatly seeking Parallel R simulation with Windows XP

It works under Windows,too! You can also use cl - makeCluster(2,type=SOCK) Thanks, Erin PS I have a dual core machine. On Tue, Sep 30, 2008 at 3:55 AM, Rainer M Krug [EMAIL PROTECTED] wrote: On Tue, Sep 30, 2008 at 10:18 AM, quant15 [EMAIL PROTECTED] wrote: Hello R experts, I've been

[R] error in fBasics package

When I try to load fBasics package, I get following error/warning : library(fBasics) Loading required package: fImport Loading required package: fSeries Loading required package: fBasics Loading required package: fImport Loading required package: fSeries Loading required package: fBasics Loading

Re: [R] R's integrate function

I got the same error. sessionInfo() R version 2.6.0 (2007-10-03) i386-pc-mingw32 locale: LC_COLLATE=Spanish_Colombia.1252;LC_CTYPE=Spanish_Colombia.1252;LC_MONETARY=Spanish_Colombia.1252;LC_NUMERIC=C;LC_TIME=Spanish_Colombia.1252 attached base packages: [1] stats graphics grDevices utils

Re: [R] Logistic regression problem

The only solution I can see is fitting all possib le 2 factor models enabling interactions and then assessing if interaction term is significant... any more ideas? Milicic B. Marko wrote: I have a huge data set with thousands of variable and one binary variable. I know that most of the

[R] fft inverse display help

I have a a simple function that generates a time series square wave: genseq - function() { x - numeric(4*365) s - seq(as.Date(2005-01-01), as.Date(2008-12-31), by=month) ob - as.vector(s[c(10,22,34,46)] - as.Date(2005-01-01)) oe - as.vector(s[c(11,23,35,47)] - as.Date(2005-01-01))

Re: [R] Programming Workshops

No but there are various groups/organizations/??? who from time to time offer courses sometimes presented by R experts and R Core developers or package developers . A search of the R-help archives should bring up some of these. RSiteSearch(course) will bring up some examples that may h

Re: [R] R's integrate function

Hi Charles, hi Victor Charles C. Berry schrieb: What verson of R? Works for me: integrate(function(y,z){ + sapply(y, function(y,z){ + integrate(function(x,z) + 1/x*dbeta(0.01,x/(0.005/1.005),(1-x)/(0.005/1.005))*dbeta(y,x/(0.005/1.005),(1-x)/(0.005/1.005))*(1-y)^z,0,1 +

Re: [R] problem loading WordNet into R

Hello Martin, Many thanks for your reply. I tried the command you suggested, which generated version (A) below. In response - I inserted back - and dict (which I had previously tried and removed, in one of the multitude of variations I have tried) and added \\. This still produced the

Re: [R] R's integrate function

Hi, sorry, I was a bit confused and my function looked slightly different from the one I posted before: Susanne Pfeifer schrieb: integrate(function(y,z){ + sapply(y, function(y,z){ + integrate(function(x,z) +

Re: [R] Programming Workshops

On 9/30/2008 1:02 PM, Darin Brooks wrote: Good morning Does R (or R users) have a formal training workshop/facility? Or do open-source softwares generally put the onus on the user to learn programming techniques? Are the workshops generally offered for the masses or is there one-on-one

Re: [R] Logistic regression problem

Milicic B. Marko wrote: The only solution I can see is fitting all possib le 2 factor models enabling interactions and then assessing if interaction term is significant... any more ideas? Please don't suggest such a thing unless you do simulations to back up its predictive performance, type

[R] merging a list and data frame

Hi, I'd like to merge the following list and data frame by matching the first column in the data frame to the first number in each object of the list. I'd also like the merged object to be a list. Any suggestions? Thanks. eric a - list(c(1,11), c(2,12), c(3,13), c(4,14), c(5,16)) b -

[R] adding planes/lines to 3d surface plots? (persp, wireframe)

Dear helplist members, I have been using 'wireframe()' to make 3d plots using the following call: wireframe (temp ~ xc2 * mc2, screen = list(z = 230, x = -70, y = 0), scales = list (arrows = FALSE)) and these three vectors: xc2 mc2temp [1,] 0.1 0.04 0.049797615 [2,] 0.2

Re: [R] Logistic regression problem

Em Sáb, 2008-09-27 às 10:51 -0700, milicic.marko escreveu: I have a huge data set with thousands of variable and one binary variable. I know that most of the variables are correlated and are not good predictors... but... It is very hard to start modeling with such a huge dataset. What would

Re: [R] R's integrate function

On Tue, 30 Sep 2008, Susanne Pfeifer wrote: Hi, sorry, I was a bit confused and my function looked slightly different from the one I posted before: In any case, you will not get far trying to integrate this one for values of z like 12000 without doing some homework. Simply plugging the

Re: [R] count data with a specific range

I am converting exact time data to interval data and generate samples via Bootstraping. I had a quite long code to get the frequency but your help makes it simpler. Thank you.. jholtman wrote: data-c(2,6,13,26,19,25,18,11,22,25) table(cut(data, breaks=c(0,10,20,30))) (0,10] (10,20]

[R] plot inside graphic area

I am trying to plot a small graphic inside the graphic area of a bigger graphic. Does anybody know the commend for that? Thanks a lot! -- MSc José Alberto F. Monteiro Botanisches Institut Universität Basel السلام عليكم [[alternative HTML version deleted]]

[R] Quantile Regression for Longitudinal Data. Warning message: In rq.fit.sfn

Hi, I am trying to estimate a quantile regression using panel data. I am trying to use the model that is described in Dr. Koenker's article. So I use the code the that is posted in the following link: http://www.econ.uiuc.edu/~roger/research/panel/rq.fit.panel.R While this code run perfectly,

Re: [R] ggplot 2 - editing in the panel_1_1 viewport

Hi Pedro Barros wrote: Hi All, I am trying to find out how to access the components of a ggplot plot, and I found this reply from Paul Murrel http://www.nabble.com/navigating-ggplot-viewports-tt14826352.html#a15056223. I tried it, and it works. However, I am trying to develop some

[R] Adding legends to a plot

Hello, I have a time series plot drawn using 3 different colored lines, each line corresponds to different category group. I'd like to put legends on the plot. I am using legend to do this, however, I can either specify lty or col in legend. Will I be able to do the following in the legend box:

Re: [R] Dealing With Extremely Large Files

Thank you Gabor, this is fantastic, easy to use and so powerful. I was instantly able to many things with .csv files that are much too large for my PC's memory. This is clearly my new favorite way to read in data, I love it! Is it possible to use sqldf with a fixed width format that requires a

Re: [R] Logistic regression problem

So...I wouldn't suggest the trying all possible logistic models approach either and I'm not sure exactly what your goals are in modeling. However, I've been fiddling around with the variable importance (varimp) functions that come with the randomForest and party packages. The idea is to get

Re: [R] Adding legends to a plot

Dear Julia, Try this: plot(1:10) legend(topleft, legend=c(g1, g2, g3), col=c('black','red','blue'), lty=1,lwd=1.5) # or plot(1:10) legend(topleft, legend=c(g1, g2, g3), text.col=c('black','red','blue'),ncol=3) HTH, Jorge On Tue, Sep 30, 2008 at 3:03 PM, liujb [EMAIL PROTECTED] wrote:

[R] integrate: can pass numbers but not variables as additional arguments

I'm trying to integrate one dimension of a bivariate normal. It works when additional parameters are passed explicitly: library(mvtnorm) bivInt - function(x,y,mx,my,r) { dmvnorm(c(x, y), mean=c(mx, my), sigma=rbind(c(1, r), c(r, 1))) } integrate(Vectorize(bivInt), lower=-Inf, upper=2, 1, 2, 2,

Re: [R] Quantile Regression for Longitudinal Data. Warning message: In rq.fit.sfn

This is a little esoteric for R-help. As the posting guide says, you should write the package maintainer with this sort of question. Without the data it is difficult to judge what is happening, a couple of possibilities are: o all is well and warning just conveys an exaggerated

[R] conditional loop

I am looking up a number based upon a randomly selected number and then proceed to the rest of my code if the corresponding value is greater than or equal to yet another value. so if Dev_Size = 14 and my randomly selected number is 102 and i am looking up 102 in the following table 100

Re: [R] conditional loop

It looks like you are test against TAZDetermine before it is defined. Try something like this: while(TRUE){ ...generate random number if (value Dev_size) break } On Tue, Sep 30, 2008 at 6:56 PM, PDXRugger [EMAIL PROTECTED] wrote: I am looking up a number based upon a randomly selected

Re: [R] plot inside graphic area

See fig argument in par function. On Tue, Sep 30, 2008 at 3:38 PM, José Alberto Monteiro [EMAIL PROTECTED] wrote: I am trying to plot a small graphic inside the graphic area of a bigger graphic. Does anybody know the commend for that? Thanks a lot! -- MSc JosÃ(c) Alberto F. Monteiro

Re: [R] Dealing With Extremely Large Files

There are no built in facilties for fixed column widths but its not hard to parse out the fields yourself using the sqlite substr function. I've added example 6f to the sqldf home page which illustrates this. http://sqldf.googlecode.com On Tue, Sep 30, 2008 at 5:18 PM, zerfetzen [EMAIL

Re: [R] Logistic regression problem

Bernardo Rangel Tura wrote: Em Sáb, 2008-09-27 às 10:51 -0700, milicic.marko escreveu: I have a huge data set with thousands of variable and one binary variable. I know that most of the variables are correlated and are not good predictors... but... It is very hard to start modeling with such a

Re: [R] Weibull distribution

Doing a search on: weibull and probability plot along with... r-help in Google produced this reply which I think gives a worked example that fits some of your hopes. http://tolstoy.newcastle.edu.au/R/help/03b/1714.html I am not sure what the BN's are however. If they are quantiles. I

Re: [R] plot inside graphic area

Look at the subplot function in the TeachingDemos package. -Original Message- From: José Alberto Monteiro [EMAIL PROTECTED] To: [EMAIL PROTECTED] [EMAIL PROTECTED] Sent: 9/30/08 4:33 PM Subject: [R] plot inside graphic area I am trying to plot a small graphic inside the graphic area of

[R] regexpr syntax question

Greetings R list, I am stuck on a simple syntax problem. I want to list all files in a directory, excluding files of a certain type. I have tried pattern matching as follows: a - list.files(data, full.name = TRUE, pattern != .xml) # exclude all .xml files The warning returns that my

[R] goodness of fit test

Dear R Gurus; Is there an automated process for goodness of fit tests, please? I know there is prop.test for one at a time, but I was wondering about this, please. Thanks, Edna Bell __ R-help@r-project.org mailing list

[R] Help with CrossTable

Hi, I am using the CrossTable function from library(gmodels). x=unique(data[,c(L1,L1_Revenues,RIC)]) L1_Classification=CrossTable(x$L1,x$L1_Revenues,exclude = c(NA,,0%,0),prop.r=FALSE,prop.c=FALSE,prop.t=FALSE,prop.chisq=FA LSE,dnn=c(L1_Classification,Revenue)) What I would like to do

[R] (no subject)

Hi. This is my first mail. I am new to R and also to the company where I am employed now. I have Statistics background (i.e. Master of Science). However, it is only now I understand what I learned in text is simply a bookish knowledge and when it comes to actually applying statistics in real

[R] Bias in sample - Logistic Regression

Hi. This is my first mail. I am new to R and also to the company where I am employed now. I have Statistics background (i.e. Master of Science). However, it is only now I understand what I learned in text is simply a bookish knowledge and when it comes to actually applying statistics in real