Maximum likelihood estimation in Dagum distribution with censored samples
In this work, we show that the Dagum distribution may be a competitive model for describing
data which include censored observations in lifetime and reliability problems. Maximum …
data which include censored observations in lifetime and reliability problems. Maximum …
The 'wrong skewness' problem: a re-specification of stochastic frontiers
In this paper, we study the 'wrong skewness phenomenon'in stochastic frontiers (SF), which
consists in the observed difference between the expected and estimated sign of the …
consists in the observed difference between the expected and estimated sign of the …
The weibull–dagum distribution: Properties and applications
MH Tahir, GM Cordeiro, M Mansoor… - … in Statistics-Theory …, 2016 - Taylor & Francis
In this article, we define a new lifetime model called the Weibull–Dagum distribution. The
proposed model is based on the Weibull–G class. It can also be defined by a simple …
proposed model is based on the Weibull–G class. It can also be defined by a simple …
[HTML][HTML] Exponentiated generalized exponential Dagum distribution
In this study, the exponentiated generalized exponential Dagum distribution has been
proposed and studied. This family of distribution consists of a number of sub-models such as …
proposed and studied. This family of distribution consists of a number of sub-models such as …
Statistical modeling of temporal dependence in financial data via a copula function
In financial analysis it is useful to study the dependence between two or more time series as
well as the temporal dependence in a univariate time series. This article is concerned with …
well as the temporal dependence in a univariate time series. This article is concerned with …
Kernel density estimation on grouped data: the case of poverty assessment
Grouped data have been widely used to analyze the global income distribution because
individual records from nationally representative household surveys are often unavailable …
individual records from nationally representative household surveys are often unavailable …
The extended Dagum distribution: properties and application
We study a new five-parameter model called the extended Dagum distribution. The
proposed model contains as special cases the log-logistic and Burr III distributions, among …
proposed model contains as special cases the log-logistic and Burr III distributions, among …
Strong Reproductive Skew Among Males in the Multiply Mated Swordtail Xiphophorus multilineatus (Teleostei)
Male swordtails in the genus Xiphophorus display a conspicuous ventral elongation of the
caudal fin, the sword, which arose through sexual selection due to female preference …
caudal fin, the sword, which arose through sexual selection due to female preference …
[HTML][HTML] Portfolio Management of Copula-Dependent Assets Based on P(Y < X) Reliability Models: Revisiting Frank Copula and Dagum Distributions
PN Rathie, LC de Sena Monteiro Ozelim… - Stats, 2021 - mdpi.com
Modern portfolio theory indicates that portfolio optimization can be carried out based on the
mean-variance model, where returns and risk are represented as the average and variance …
mean-variance model, where returns and risk are represented as the average and variance …
[PDF][PDF] On the Kumaraswamy-Dagum-Log-Logistic sigmoid functions with applications to population dynamics
On the Kumaraswamy–Dagum–Log–Logistic sigmoid functions with applications to population
dynamics Page 1 Article Biomath Communications 5 (2018) Biomath Communications …
dynamics Page 1 Article Biomath Communications 5 (2018) Biomath Communications …