stddev_samp {SparkR} | R Documentation |
Aggregate function: returns the unbiased sample standard deviation of the expression in a group.
stddev_samp(x) ## S4 method for signature 'Column' stddev_samp(x)
Other agg_funcs: agg
,
approxCountDistinct
, avg
,
countDistinct
, first
,
kurtosis
, last
,
max
, mean
, min
,
n
, sd
,
skewness
, stddev_pop
,
sumDistinct
, sum
,
var_pop
, var_samp
,
var
## Not run: stddev_samp(df$c)