search for: modalvalu

...;,'4','8','16','4','4') ,stringsAsFactors=FALSE) aggregate(tt$t, list('idx'=tt$idx), length) aggregate(as.factor(tt$t), list('idx'=tt$idx), length) Any idea what is going on here? For the record, this also happens with the modalvalue() function defined at http://wiki.r-project.org/rwiki/doku.php?id=tips:stats-basic:modalvalue (which also relies on length() ). As a side note, this began as an attempt to determine sample size, for which I've defined a function count <- function(x) { length(na.omit(x)) }. No doubt th...

Hello, I would like to know what's the function to calculate the modal of data. Thanks. _____________________________________________________________________________ l [[alternative HTML version deleted]]

Hi, Here i have an matrix like this, ABC PQR XYZ MNO ------ ------- ------ -------- 3 6 7 15 2 12 24 15 20 5 1 2 25 50 15 35 i need to get the "MODE" - for each column-wise "VARIANCE" - for