On Nov 3, 2012, at 9:07 AM, dattel_palme wrote: > Hi People! > > I have following concern consisting of some steps to do in R: > > I have an ascii file (table) consisting of many columns and rows. > 1. I would like to order all values of the columns one under each other. It > will begin with column 1, then column 2 under column 1, column 3 under > column 2 etc. until at the end there is only 1 column. How do I do it?
something along the lines of dat <- read.table(filename, sep=<separator>, header=TRUE) stacked <- do.call(rbind, dat) > > 2. Second problem is to make a scatterplot of two variables (I think after > further explanation scatter plot itself will not be needed). I have two > columns of two different variables (that I produces before), Did you now? But from the data produced above you only have one column. Is this another data-object where these column have names? > column 1 with > variable 1 and column 2 with variable 2. I would like to order them by one > variable and 0,01 interval (the varibale values will range between 0 and 1). >> From each 0,01 interval (100 intervals) i want to pick the maximum and > minimum value of variable 2. > That is incoherent to this native speaker of English who is sometimes confused by presentations of problems without concrete references. An example would help greatly. > 3. From the obtained max and min of values of each interval i would like to > make a linear least square regression. Definitely need an example. Please read the Posting Guide. -- > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. David Winsemius, MD Alameda, CA, USA ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
