[Rd] Incorrect handling of NA's in cor() (PR#6750)

tlumley at u.washington.edu tlumley at u.washington.edu
Fri Apr 9 20:22:25 CEST 2004

On Fri, 9 Apr 2004, Marek Ancukiewicz wrote:

> Dear Thomas,
> The question becomes: how do we rank missing values?

That's one of the questions.  It's not the only question.  Suppose x has
no missing values but y has a missing value.  Should the ranks for x be
based on the whole vector or just on the values where y isn't missing?


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