gini.index: Measures of Relative Variability - Gini Index
In gel-research-group/lawstat: Tools for Biostatistics, Public Policy, and Law

Description Usage Arguments Details Value Author(s) References See Also Examples

Gini index for measuring relative inequality (or relative variation) of the data \insertCiteGini_1912lawstat. NAs from the data are omitted.

1	gini.index(x)

`x`	the input data.

See also \insertCiteGastwirth_1988v1;textuallawstat.

A list with the following components:

`statistic`	the Gini index.
`parameter`	the mean difference of the set of numbers.
`data.name`	a character string giving the name of the data.

Wallace Hui, Yulia R. Gel, Joseph L. Gastwirth, Weiwen Miao

\insertAllCited

cd, j.maad, lorenz.curve

## The Baker v. Carr Case: one-person-one-vote decision. 
## Measure of Relative Inequality of Population data in 33 districts 
## of the Tennessee Legislature in 1900 and 1972. See 
## popdata (see Gastwirth (1988)).
data(popdata)
gini.index(popdata[,"pop1900"])
gini.index(popdata[,"pop1972"])