Displaying 1 result from an estimated 1 matches for "count_var".
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count_r
2011 Mar 03
3
creating a count variable in R
Hi R helpers,
I'm trying to create a count in R , but as there is no retain function like
in SAS I'm running into difficulties.
I have the following :
Date_var and wish to obtain Date_var
Count_var
01/01/2011 01/01/2011
1
01/01/2011 01/01/2011
2
02/01/2011 02/01/2011
1
02/01/2011...