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Research Article

ON A NEW SKEW GENERALIZED LOGISTIC DISTRIBUTION

P
Pushpa Narayan Rathie Department of Statistics and Applied Mathematics, Federal University of Ceara, Fortaleza, CE, Brazil.
P
Paulo Henrique Dourado da Silva Department of Statistics, University of Brasilia, Brasilia, Brazil.
G
Gabriela Guimaraes Olinto Department of Statistics, University of Brasilia, Brasilia, Brazil.
Volume 5, Issue 1 Pages 01-20 June 30, 2016 270 downloads
Article overview

Abstract

In this paper, we propose a new skew generalized logistic distribution, which is an extension of the logistic distribution, the generalized logistic distribution, proposed by Rathie and Swamee [11] and the Kumaraswamy Logistic distribution, proposed by Santana et al. [13]. We study various mathematical properties of the new distribution, including explicit formulas for the probability density function, cumulative distribution function, survival, hazard and quantile functions. We also derive formulas for the moments, mean and median deviations, the Lorenz and Bonferroni curves. We also study some statistical properties, such as distributions of the minimum and the maximum order statistics. This distribution is used in two applications with real data: the rst data is bimodal, and the second unimodal.

Keywords and Phrases

Generalized logistic distributionhazard rate functionKumaraswamy distributionmaximum likelihood estimationsurvival function.

AMS Subject Classification

60E05, 62B15, 33C60, 60E10.

Reference information

How to Cite

Pushpa Narayan Rathie, Paulo Henrique Dourado da Silva, Gabriela Guimaraes Olinto (2016). ON A NEW SKEW GENERALIZED LOGISTIC DISTRIBUTION. Journal of Ramanujan Society of Mathematics and Mathematical Sciences, 5(1), 01-20.
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