lawstat (version 3.4)

gini.index: Measures of Relative Variability -- Gini Index

Description

Gini index for measuring relative inequality (or relative variation) of the data Gini_1912lawstat. NAs from the data are omitted.

Usage

gini.index(x)

Value

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.

Arguments

x

the input data.

Author

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

Details

See also Gastwirth_1988v1;textuallawstat.

References

See Also

cd, j.maad, lorenz.curve

Examples

## 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"])