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Hi, I have data set where i have col1,col2,col3,col4 i want to write a condition where the rows has to removed from the dataset for col1>10 Please help, Thanks Santosh -- View this message in context: http://r.789695.n4.nabble.com/Removing-the-rows-from-dataset-tp4585710p4585710.html Sent from the R help mailing list archive at Nabble.com. [[alternative HTML version deleted]]

Hi , I have built decision tree using rpart . I want to do k Fold validation on the decision tree . Could you help how can i do that .. please tell the package which required for K fold validation. Regards, Santosh -- View this message in context: http://r.789695.n4.nabble.com/Need-Help-in-K-fold-validation-in-Decision-tree-tp4630730.html Sent from the R help mailing list archive at

Hi ALl, I am trying to install R on RHEL 5.4 while install R i am getting the dependency errors .. can you please help on this . [root at Rgraph ~]# yum install R Loaded plugins: rhnplugin, security This system is not registered with RHN. RHN support will be disabled. Setting up Install Process Parsing package install arguments Resolving Dependencies --> Running transaction check --->

I have data that looks like this: > df1 group id 1 red A 2 red B 3 red C 4 blue D 5 blue E 6 blue F I want a list of the groups containing vectors with the ids. I am avoiding subset(), as it is only recommended for interactive use. Here's what I have so far: df1 <- data.frame(group=c("red", "red", "red", "blue",