How can I find the median in R?

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Jochen Wilhelm

apply(X=matrix(x,nrow=2),MARGIN=2,FUN=median)

tapply(X=x,INDEX=gl(length(x)/2,2),FUN=median)

sapply(seq(1,length(x)/2,by=2), function(i) (x[i]+x[i+1])/2)

Jimmy Omony

Thanks a lot, Jochen. It works :).

actually .... the option: tapply(X=x,INDEX=gl(length(x)/2,2),FUN=median ; works best, simple and straight forward :).