apply function to named numeric object
On Aug 3, 2009, at 9:07 AM, Paulo Eduardo Cardoso wrote:
Maybe a very basic question. How can I get mean of a object like this
str(object)
num [1:53, 1:2] 734 734 736 734 736 ... - attr(*, "dimnames")=List of 2 ..$ : NULL ..$ : chr [1:2] "x" "y" I want the mean of both x and y
apply(object, 2, mean) or... colMeans(object) # which will be faster
_______________ Paulo E. Cardoso [[alternative HTML version deleted]] __________________________________________
David Winsemius, MD Heritage Laboratories West Hartford, CT