bdVector.
stdev(x, na.rm=F, ...)
bdNumeric, or matrix.
FALSE, missing values
(
NA) in the input result in
the output being missing
(
NA).
colStdevs.
bdVector.
A matrix is treated like a vector or
bdVector. Use
colStdevs if you want the
standard deviation of each column in a matrix.
stdev(longley.x) colStdevs(longley.x)