Obtain the standard deviation of a column of data.
h2o.sd(x, na.rm = FALSE)
sd(x, na.rm = FALSE)if (FALSE) { # \dontrun{
library(h2o)
h2o.init()
prostate_path <- system.file("extdata", "prostate.csv", package = "h2o")
prostate <- h2o.uploadFile(path = prostate_path)
sd(prostate$AGE)
} # }