The variance of Gini’s mean difference and its estimators
The use of Gini’s mean difference as an index of variability has, until now, been restricted because of some difficulties arising in computing and estimating the variance of its estimator d. The aim of this paper is to cope with these issues. Considering the mean deviation D(x) of a r.v. X about a g...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
University of Bologna
2007-10-01
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| Series: | Statistica |
| Online Access: | http://rivista-statistica.unibo.it/article/view/50 |