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Why can't R understand if(num!=NA)?

David Winsemius

Fri, May 3, 2013 8:57 AM

On May 3, 2013, at 8:24 AM, jpm miao wrote:

Read the "manual":

  ?"NA"

David Winsemius
Alameda, CA, USA

Thread (15 messages)

John Why can't R understand if(num!=NA)? May 3 Leandro Marino Why can't R understand if(num!=NA)? May 3 David L Carlson Why can't R understand if(num!=NA)? May 3 S Ellison Why can't R understand if(num!=NA)? May 3 David Winsemius Why can't R understand if(num!=NA)? May 3 Marc Schwartz Why can't R understand if(num!=NA)? May 3 William Dunlap Why can't R understand if(num!=NA)? May 3 Kevin Wright Why can't R understand if(num!=NA)? May 3 Berend Hasselman Why can't R understand if(num!=NA)? May 3 arun Why can't R understand if(num!=NA)? May 3 Peter Dalgaard Why can't R understand if(num!=NA)? May 3 David Winsemius Why can't R understand if(num!=NA)? May 3 David Winsemius Why can't R understand if(num!=NA)? May 3 Peter Dalgaard Why can't R understand if(num!=NA)? May 3 David Winsemius Why can't R understand if(num!=NA)? May 4