Compute average absolute deviation from the sample median,
which is a consistent robust estimate of the population standard deviation
for normally distribution data Gastwirth_1982lawstat.
NAs from the data are omitted.
Usage
j.maad(x)
Value
Robust standard deviation.
Arguments
x
a numeric vector of data values.
Author
Wallace Hui, Yulia R. Gel, Joseph L. Gastwirth, Weiwen Miao