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dsl001
2012 Oct 01
3
(no subject)
Hello,
I am a new R -user and request your help for the following problem.
I need to merge two dataset of longitudinal study which has two column
(id and respose) common. when I used merge option to join the datas
side be side, because of the repeated subject id, I got larger data
set which is not accurate.
I would like to connect twi data sets by id and response in such a
way that data are