Displaying 1 result from an estimated 1 matches for "tp3937361p3937361".
2011 Oct 25
2
Extracting dataframe rows containing NAs in one column
...1 1959 0.85 0.30
6 6 1 1959 0.00 2.20
7 7 1 1959 1.40 1.65
But can't figure out how to extract the rows WITH the NAs. Can anyone advise
me?
Thanks in advance
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