search for: tp2164930p2164930

Displaying 1 result from an estimated 1 matches for "tp2164930p2164930".

tapply function with NA
2010 May 10
2
tapply function with NA
...X4.20.2010 X4.19.2010 X4.16.2010 NA NA NA This is because of the presence of "NA" in m. How do you the equivalent of > sum(m[1:6,1],na.rm=TRUE) using apply? Many thanks! -- View this message in context: http://r.789695.n4.nabble.com/tapply-function-with-NA-tp2164930p2164930.html Sent from the R help mailing list archive at Nabble.com.