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
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Paulo E. Cardoso

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