Regarding acf
Ravi Malayambakkam-n wrote:
help . I have a file which contains a table that has 2 columns of which the first one is a time sereis. I need to extract the first column alone and do an acf plot on it. I dont know how to extract the first column and pass it to the acf function in the ts package. Can anybody pls help me.
Please read "An Introduction to R"! After that you can answer those questions yourself! Nevertheless, here's an example: mydf <- read.table(...) # reads the file myts <- mydf[[1]] # extracts first column library(ts) # loads package ts acf(myts) # calculates and plots acf Uwe Ligges -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-help-request at stat.math.ethz.ch _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._