j.maad {lawstat} | R Documentation |
Compute average absolute deviation from the sample median,
which is a consistent robust estimate of the population standard deviation
for normally distribution data (Gastwirth 1982).
NA
s from the data are omitted.
j.maad(x)
x |
a numeric vector of data values. |
Robust standard deviation.
Wallace Hui, Yulia R. Gel, Joseph L. Gastwirth, Weiwen Miao
Gastwirth JL (1982). “Statistical properties of a measure of tax assessment uniformity.” Journal of Statistical Planning and Inference, 6(1), 1–12. doi:10.1016/0378-3758(82)90050-7.
cd
, gini.index
, rqq
,
rjb.test
, sj.test
## Sample 100 observations from the standard normal distribution
x = rnorm(100)
j.maad(x)