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...can(file, what, nmax, sep, dec, quote, skip, nlines, na.strings, : line 1743 did not have 14 elements I believe the error occurs becouse line 1743 has an empty cell. How do I read in the file without first checking for missing values and changing them to NAs myself? Thank you for you time, Monna Nygård _________________________________________________________________ [[alternative HTML version deleted]]

...veral columns. Now I would like to delete those rows of the matrixes,that in one of the columns contain values less than 50 or greater than 1000. How would this be possible, I have tried to create a simple function for this, but I just don't seem to get it right.Thank you so much for your help, Monna _________________________________________________________________ [[elided Hotmail spam]] PLink [[alternative HTML version deleted]]

Hi, I have a problem with making PCA plots that are readable. I would like to set different sympols instead of the numbers of my samples or their names, that I get plotted (xlabs). How is this possible? With points, i don´t seem to get the right data plotted onto the PCA plot, as I do not quite understand from where it is taken. I dont know how to plot the correct columns of the prcomp

Hi, This is a question of a newbie getting into the exciting world of R. I have several dataframes in the same format as NAD: > NAD[1:3,1:3] Sample.Id Main.abs..1 Main.abs..2 148 10a 0.04836 0.04994 167 11a_1109 0.32245 0.36541 173 11b_1109 0.29293 0.32815 What I want to do is to replace the Sample.Id with a corresponding number.The number

Hi all. I would be very pleased if someone could help me, as I do not seem to get the different branches of my tree painted in different colours. The closest I get is colouring the names of my samples(=names of the branches). Here is the code. data <- read.table(file = "S://SEDIM//TRFLP//B12.5_50-700bp.txt" , as.is = TRUE, header = TRUE, sep = "\t", row.names =

Hi, I'm trying to use the i-best software. Does anyone have experience from this, I can't get it to work with my data. Here is the code: T1 <- read.delim(file="S://SEDIM//Yvonne//2_5//T1.txt",col.names= c("Dye/Sample_Peak", "Sample_File_Name", "Size", "Height", "Area_in_Point", "Area_in_BP",