Anup Nandialath wrote: > Dear Friends, > > I'm trying to generate a sequence of 100 observations > with either a 1 or -1. In other words the sequence > should look something like this. > > y = 1 1 -1 1 -1 -1 -1 1 1 ...... > > Can somebody please give me some direction on how I > can do this in R. > sample(c(-1, 1), 100, replace=TRUE)