Description Usage Arguments Value Examples
Return the standard deviation of 'x'. If no observations, return 'NA'. This is a workaround for the fact that in data.table, ':= sd(x, na.rm = TRUE)' will return 'NaN' where there are no observations
1 | sd_na(x)
|
x |
data potentially with non-finite values |
Standard deviation of the input
1 |
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