The Gamma-G Family: Brief Survey and COVID-19 Application

Gauss M. Cordeiro () and Alexsandro A. Ferreira
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Gauss M. Cordeiro: Departamento de Estatística, Universidade Federal de Pernambuco, Cidade Universitária, Recife 50670, Brazil
Alexsandro A. Ferreira: Departamento de Estatística, Universidade Federal de Pernambuco, Cidade Universitária, Recife 50670, Brazil

Stats, 2025, vol. 8, issue 1, 1-9

Abstract: In recent years, the gamma-G family has gained significant popularity for generating new distributions by incorporating an additional shape parameter into the baseline model. This article compiles and documents the existing gamma-G distributions and demonstrates their application to real COVID-19 data.

Keywords: generalized family; Ristić–Balakrishnan-G; Vuong test; Zografos–Balakrishnan-G (search for similar items in EconPapers)
JEL-codes: C1 C10 C11 C14 C15 C16 (search for similar items in EconPapers)
Date: 2025
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