Getting Started with R
Some Commands
read.table(filename,header=TRUE) # Read tab or space delimited file with a header read.table(filename,header=TRUE,sep=',') # Read csv files with a header v1 <- c(1,2,3,4,5,6,7) # Create a vector from these values v2 <- c(1:10) # Create a vector from 1 to 10 v3 <- c(v1,v2) # Concatenate the vectors matrix1 <- cbind(v1,v2) # Column bind into a 2 x n matrix ls # List objects
Some Links
- http://www.r-tutor.com/elementary-statistics/numerical-measures/mean
- http://stat.ethz.ch/R-manual/R-patched/library/stats/html/median.html