Marcella Mazzoleni

Author's titles

Distribution of the ratio of female income over male income digital

by Marcella Mazzoleni, Angiola Pollastri, Vanda Tulli

Year: 2021

There is a great discussion concerning the differences between the income of females and males. The purpose of the present study is to estimate the distribution of the ratio of female income over male income. The methodology to study the ratio in exam is based on the distribution of the ratio of two Dagum random variables with three parameters proposed in 2010 by Pollastri and Zambruno...

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Asymptotic Confidence Intervals for Parameters Estimated through the Ratio of Asymptotically Normal Statistics digital

by Lucio De Capitani, Marcella Mazzoleni, Angiola Pollastri

Year: 2019

In this paper, four different approaches for the definition of asymptotic confidence intervals for the ratio of two unknown parameters are reviewed and compared via a simulation study. The considered approaches are based on the well known Delta Method and on the distribution of the ratio of correlated normal random variables...

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