similar to: reading excel into R

Hi, The read.csv.ffdf function in package ff will create the ff object physical file in the default directories, I am trying to let the files created in the paths users specify, I think the point is to make use of the asffdf_args parameter, I have a test CSV file named D:\rtemp\fftest.csv, the content of the file is as following: col1,col2,col3 1,"amber",2.4 2,"linda",4.5

Dear R people, Is it possible to save three data sets in an R object and to call each data from this object independently! Regards, Cheba [[alternative HTML version deleted]]

Hello, I have a data set which is similar to the following data mice <- rep(letters[1:4],10) outcome <- sample(c(0,1),length(mice),replace=T) group <- c(rep("A",length(mice)/2),rep("B",length(mice)/2)) my.data <- data.frame(mice,outcome,group) my.sort.data <- my.data[order(my.data[,1]),] I would like to test wether there is a different between group A and B

Hi, I want to run Puppet on a Windows 2003 Server. I already have a working Puppetmaster (Scientific Linux). I installed Puppet on Windows like shown here: http://projects.puppetlabs.com/projects/1/wiki/Puppet_Windows This worked very well. But when I want to run puppet. puppet agent --test --debug I get the following output: (I already tried different ruby and puppet versions without

Dear all, What is the right test to test whether the median of two groups are statistically significant? Is it the wilcox.test, mood.test or the ks.test? In the text book I have got there is explanation for the Wilcoxon (Mann Whitney) test which tests ob the two variable are from the same population and also ks.test! Regards, Cheba [[alternative HTML version deleted]]

Hello, I am using library(gplots) to do something like data(state) x1 <- state.area/10000 x2 <- x1+round((rnorm(length(state.area),3,3))) plotmeans(x1 ~ state.region) Is it possible to plot x2 to x1 in the same graph, something like: linesmeans(x2 ~ state.region) Best wishes, Cheba [[alternative HTML version deleted]]

Dear all, I am doing library(survival) fit <- coxph(Surv(futime,fustat) ~ rx, ovarian) plot(survfit(fit,newdata=ovarian),col=c(1,2)) legend("bottomleft", legend=c("rx = 0", "rx = 1"), lty=c(1,2),col=c(1,2)) Is this correct to compare these two groups? Is the 0.31 the p-value that the median f two groups are equal Why lty does not work here? Many thanks

Dear all, I have a four variable: Stuy.Name, OR, 95%LCI and 95%UCI and I would like to create a meta analysis plot. I can't use meta.MH function in metaplot because I do not have n.trt, n.ctrl, col.trt, col.ctrl are not available! Is there an alternative way to do it? Many thanks in advance, Cheba [[alternative HTML version deleted]]

Hello, I have to compute the pooled z-value and I would like to know which way is more appropriate b <- c( -0.205,1.040,0.087) s <- c(0.449,0.167,0.241) n <- c(310, 342, 348) z <- b/s Z <- sum(z)/sqrt(length(n)) P <- 2*(1-pnorm(abs(Z))) P w <- sqrt(n) Zw <- sum(w * z)/sqrt(sum(w^2)) Pw <- 1 - pchisq(Zw * Zw, 1) Pw Many thanks in advance, Cheba [[alternative HTML

Dear R-Help-Team, I tried to use isoMDS-Function of the MASS-Package: Message: Fehler: konnte Funktion "isoMDS" nicht finden (error: could not find function "isoMDS") so I tried to install the package MASS: > utils:::menuInstallPkgs() versuche URL 'http://cran.rakanu.com/bin/windows/contrib/2.8/VR_7.2-45.zip' Content type 'application/zip' length 1598763

Hallo, Ich habe ebendfalls das Problem, dass ich mich extra anmelden muss bei meinem Linux-Server. Hast Du da eine L?sung gefunden. From: "Marcel Stein" <marcel-stein@arcor.de> Subject: samba und netzlaufwerke unter winxp Date: Thu, 26 Jun 2003 20:04:56 +0200 Message-ID: <000001c33c0d$76d703f0$0201a8c0@winxp> Ich habe einen samba zu laufen und greife vom client winxp

Hi, I try to create PDF files with an modified script from Buchan Milne and have some problems with the Jobname var %J. Because it is better for the users to find an file with an similar name as the original document I'm looking for a way to read out %J, cut some unnessasary stuff and use the rest as new file name. The problem is: In %J in some circumstances is not the complete Jobname as

PDC : RedHat 7.2 // Samba 2.2.4 RedHat rpm Clients : W2K SP1 Does anybody know, why the outlook (*.pst) / outlook express data files - for example : C:\Dokumente und Einstellungen\JohnDoe\Lokale Einstellungen\Anwendungsdaten\ Identities\{ABDFF293-7EDA-4C66-B025-30D9E13A611E}\Microsoft\Outlook Express\*.dbx - are not replicated ? User John Doe can send mail from different workstations, that

I am looking for a way to get a warning message immediately after an evaluation within a function. To get error messages you can use geterrmessage(). But I found no function that allows me to check for warnings. Five years ago this questions has been posted but I haven't found any answer. Thanks for any help. Peter Wolf ------------ For illustration purpose a simple example follows: you

hi I'm trying to configure my samba server and its clients to leave the user profiles on the server if a user logs on/off. Windows (2000) seems to synchronize the local profile every time a user logs on/off, which can't be disabled. so, i thought, why not use this synchronize "feature" to synchronize the _same_ files ( - or then - don't touch anything ? ) I searched the

Hi! I so far succeeded in setting up a Samba NT4 DC with OpenLDAP backend. Unfortunately I get the following error message connecting a Windows XP client to the domain (translated from german): [...] The error was: "DNS name does not exist." (error code 0x0000232B RCODE_NAME_ERROR) The query was for the SRV record for _ldap._tcp.dc._msdcs.lohrmann.de [...] This is surely due to a

Full_Name: Martin Posch Version: 2.1.0 and 2.1.0 patched OS: Windows XP SP2 Submission from: (NULL) (131.130.1.135) When installing the Hmisc package using the install option in the RGUI I get the error message under both R 2.1.0 and R 2.1.0 patched (see the outputs below). I tried the install after a fresh reboot (to minimize the possibility of locked up files). The same problem arises with

Moin, where can I find an explanation for all these codes in the verbose output: cd..t...... root/ >f..t...... root/.Xauthority >f.st...... root/Dokumente und Einstellungen/test2.txt >f+++++++++ test.txt cd+++++++++ global/foo and so on. Thanks -- |Michael Renner E-mail: michael.renner at gmx.de | |D-81541 Munich Germany ICQ: #112280325 | |Germany

Hello, i only got a small problem. i try to create automatic new dataframes, or png?s. the main problem i got is: how can i create automatic a new name for a file (read out by simply "for") - i tried to use "(paste...) but theres an errormessage, about a wrong declination. R told it is as.character, but need as.Real. Should i use another method than "paste"? i tried as

Hi all, I''ve just noticed that 0.10 is out and wanted to give it a try on windows. I''m not at all an VS C++ Developer so I might do something very stupid here. My env: Windows Server 2003 VS .NET 2003 On the command line with nmake from VC7 in the path this is what I get: Attempting remote update of ferret Building native extensions. This could take a while... Microsoft