similar to: opration / dates in R

Thank you Gabor Grothendieck for your answer !! i have charge the pachage but now i have this massage  read.table("c:/TOTAL.xls",h=T) [1] ÐÏ.à.. <0 rows> (or 0-length row.names) Warning messages: 1: In read.table("c:/TOTAL.xls", h = T) :   incomplete final line found by readTableHeader on 'c:/TOTAL.xls' 2: In if (!header) rlabp <- FALSE :   the condition has

i  want to print in the console and to have an excel file like this no_GWP                NbOfPolicyClass1[0-1000]     NbOfPolicyClass2[1000-3000]        NbOfPolicyClass3[> 3000] No_GWPMax=8    NbpolicyClass1=5                   NbpolicyClass2=4                            NbpolicyClass3 =3              i have do it like this:!!! data1 <-

Good moorning, yesterday, i asked for how we can import data into R i found that it is necessary to make the file in csv format then use L<- read.csv2("path of file") now i see that the dimension of my table importing into R is 1 colonne (i have realy 20) and (655555) the number of all my lines in the excel file (i want to have only the 2600 lines in my table) Also, when i say to do

Hi , I need to write a function to delete a row if the value of one element of the row is negatif!!! I have a big file of data and i will check every lines!!! Any ideas Thank you !! [[alternative HTML version deleted]]

Good morning, I want to make a linear regression of a variable fuction of  two variables y = a1 x1 + a2 x2 + c I found the function lm (y ~ x)  but it used  for a simple linear regression, but for  multiple regression i do not know which function do this!!  Can you help me please!!  Thank you in advance [[alternative HTML version deleted]]

Hi, i export data from an csv file like this :  Data <- read.csv2("c:/Art.csv",sep=",") # import data into R > Data <- Data [1:5,1:5]# extracting the first 5 rows and columns > Data   Policy.Number AXA.Entity Country LoB ccy.data 1         6e+13        BNL     BNL   P      EUR 2         6e+13        USA     BNL   P      EUR 3         6e+13         UK     BNL  

Hello, I have a question regarding how to speed up the t.test on large dataset. For example, I have a table "tab" which looks like: a b c d e f g h.... 1 2 3 4 5 ... 100000 dim(tab) is 100000 x 100 I need to do the t.test for each row on the two subsets of columns, ie to compare a b d group against e f g group at each row. subset 1: a b d 1 2 3 4 5 ... 100000

I've tried various commands. ?plot, Teetor's book, "R Cookbook", and Mittal's book, "R Graphs Cookbook" without seeing how to write the command to create scatterplots from my data.frame. The structure is: > str(chemdata) 'data.frame': 14886 obs. of 4 variables: $ site : Factor w/ 148 levels "BC-0.5","BC-1",..: 104 145 126 115

----- Message transféré ---- De : Inchallah Yarab <inchallahyarab@yahoo.fr> À : r-help@r-project.org Envoyé le : Mardi, 18 Août 2009, 16h26mn 20s Objet : create a table in the console!! HI I want to do a table with R (in the console) GWP_Max NumberOfPolicies No_GWPMax 8 [0-1000] 4 [1000-3000] 3 [> 3000] 5 i begin by calculate the number of policies in each class :  Data1 <-

I have a data set like the following: subject visit x1 1 1 0.5 1 2 1.2 1 3 0.7 2 1 0.4 2 2 0.6 2 3 1.0 ..... where x1 is the interval between the two visits. Now I want to calculate the cumulative intervals since the beinging, for example subject visit x1 cum 1 1 0.5 0.5 1 2 1.2 0.5+1.2 1 3 0.7 0.5+1.2+0.7 2 1 0.4 0.4 2 2 0.6 0.4+0.6 2 3 1.0 0.4+0.6+1.0 ..... is there an easy to generate the

Ok. I'm configuring my iptables scripts so that specific iptables rules for virtual network interfaces used for tinc go on tinc-up-fw and tinc-down-fw custom scripts. When I reload iptables rules manually to apply changes iptables scripts flush all chains and reapply rules and now also search in /etc/tinc/<netname>/ directories if the related virtual network interface is up and running

  Hi, i export data from an csv file like this :  Data <- read.csv2("c:/Art.csv",sep=",") # import data into R > Data <- Data [1:5,1:5]# extracting the first 5 rows and columns > Data   Policy.Number AXA.Entity Country LoB ccy.data 1         6e+13        BNL     BNL   P      EUR 2         6e+13        USA     BNL   P      EUR 3         6e+13         UK     BNL  

Hi i need to delete a message that a send to r -help ?? Can you please tell me how? Thank you [[alternative HTML version deleted]]

Error in Math.factor(c(2L, 1L, 1L, 1L, 1L, 3L, 1L, 1L, 1L, 1L, 1L, 1L,  :   log not meaningful for factors In addition:Warning messages: 1: In Ops.factor(LRUpBound, LRLowBound) : * not meaningful for factors 2: In Ops.factor(TransitCoefStdDev, TransitCoefMean) :   / not meaningful for factors [[alternative HTML version deleted]]

Hi I want to import Excel data into R I have used this code data<-read.table("C:\Total_Art_Policies.xls",header=TRUE,sep=";") i have an error msg: Erreur dans file(file, "r") : impossible d'ouvrir la connexion De plus : Warning message: In file(file, "r") : impossible d'ouvrir le fichier 'C:\Total_Art_Policies.xls' : No such file or

I have been using samba for a while now with great sucesses it has replaced my Windows 2000 server completely, I am using a mix of windows98, 2000 and XP with no problems. However i would like to do two things, 1) print samba veriables to a log file in a location of my choice 2) When a windows test user logs on, i would like to display a windowed dialog box showing the verious samba veriable

HI I want to do a table with R (in the console) GWP_Max NumberOfPolicies No_GWPMax 8 [0-1000] 4 [1000-3000] 3 [> 3000] 5 i begin by calculate the number of policies in each class :  Data1 <- read.csv2("c:/Total1.csv", sep=",") > Data2 <- read.csv2("c:/GWPMax1.csv",sep=",")[1:20,1:2] > M <- merge(Data1,Data2, by.x =

Dear R helpers   I have two series A and B as given below -   A <- c(2, 2, 1, 3, 7, 3, 3, 1, 14, 7, 31) B <- c(0.0728,0.9538,4.0140,0.0020,2.5593,0.1620,2.513,0.3798, .0033,0.2282, 0.1614)   I need to calculate the total in dataset B corresponding to the numbers in dataset A i.e. for no 1 in A, I need the total as 4.0140+0.3798 (as 1 is repeated twice) for no 2, I need the total as

Hi I'm having problems getting the TE420 working in HP DL380G5 servers. The cards don't seem to be detected 100% by the BIOS. With two cards in the server they are never detected. things I've tried: 1 Update firmware to latest (P56) for the server 2 change irq settings 3 disable all onboard devices on server and remove raid controller 4 different cards in different slots What I

Dear all, Attached is a description of my data, graph and the problem which I need help with. Hope you have time to open the file and help me out. Many thanks, Jenny ---------------------------------