Calculate the Gini coefficient from quintile data
giniquintile(L)
L | vector of percentages at 20th, 40th, 60th, and 80th percentiles |
---|
the estimated Gini coefficient
Calculate the Gini coefficient given the quintile data.
Leon Gerber, "A Quintile Rule for the Gini Coefficient", Mathematics Magazine, 80:2, April 2007.
Other integration:
adaptint()
,
gaussint()
,
mcint()
,
midpt()
,
revolution-solid
,
romberg()
,
simp38()
,
simp()
,
trap()
Other newton-cotes:
adaptint()
,
midpt()
,
romberg()
,
simp38()
,
simp()
,
trap()
L <- c(4.3, 9.8, 15.4, 22.7)
giniquintile(L)
#> [1] 0.4223958