search for: tp3298594p3298594

Displaying 1 result from an estimated 1 matches for "tp3298594p3298594".

2011 Feb 10
1
mean and sd for a Dataframe
...; dim(a) [1] 22011 52 data2 <- sapply(seq(from = 2, by = 1, length = 50), function(e){ rbind((a[[e]] - mean(a[,e]))/sd(a[,e])) }) Does this look right???? Any help would be appreciated. Thanks RT -- View this message in context: http://r.789695.n4.nabble.com/mean-and-sd-for-a-Dataframe-tp3298594p3298594.html Sent from the R help mailing list archive at Nabble.com.