Research
First, likelihood ratio statistics for checking the hypothesis of equal variances of two-dimensional Gaussian vectors are derived both under the standard
...
Journal of Statistical Distributions and Applications 2017 4:21
Published on: 20 September 2017
Methodology
Rank correlation is invariant to bijective marginal transformations, but it is not immune to confounding. Assuming a categorical confounding variable is observed, the author proposes weighted coefficients of c...
Journal of Statistical Distributions and Applications 2017 4:20
Published on: 15 September 2017
Methodology
The maximum likelihood estimator (MLE) of Gini-Simpson’s diversity index (GS) is widely used but suffers from large bias when the number of species is large or infinite. We propose a new estimator of the GS in...
Journal of Statistical Distributions and Applications 2017 4:12
Published on: 15 September 2017
Research
In Punta del Este, a resort town in Uruguay, real-estate property is in demand by both domestic and foreign buyers. There are several stages of selling residential units: before, during, and after the actual c...
Journal of Statistical Distributions and Applications 2017 4:13
Published on: 1 September 2017
Research
A logistic regression model is a specialized model for product-binomial data. When a proper, noninformative prior is placed on the unrestricted model for the product-binomial model, the hypothesis H ...
Journal of Statistical Distributions and Applications 2017 4:17
Published on: 31 August 2017
Research
In this work, a new five-parameter Kumaraswamy transmuted Pareto (KwTP) distribution is introduced and studied. We discuss various mathematical and statistical properties of the distribution including obtaining e...
Journal of Statistical Distributions and Applications 2017 4:11
Published on: 15 August 2017
Research
The economic researcher is sometimes confronted with panel datasets that come from a population made of a finite number of subpopulations. Within each subpopulation the individuals may also be heterogenous acc...
Journal of Statistical Distributions and Applications 2017 4:9
Published on: 1 August 2017
Research
In this paper a new generalization of the hyper-Poisson distribution is proposed using the Mittag-Leffler function. The hyper-Poisson, displaced Poisson, Poisson and geometric distributions among others are se...
Journal of Statistical Distributions and Applications 2017 4:8
Published on: 13 July 2017
Research
We construct a d-dimensional discrete multivariate distribution for which any proper subset of its components belongs to a specific family of distributions. However, the joint d-dimensional distribution fails to ...
Journal of Statistical Distributions and Applications 2017 4:7
Published on: 5 July 2017
Methodology
We introduce and study general mathematical properties of a new generator of continuous distributions with three extra parameters called the odd log-logistic logarithmic generated family of distributions. We p...
Journal of Statistical Distributions and Applications 2017 4:6
Published on: 4 July 2017
Review
We consider univariate distributions with finite moments of all positive orders. The moment problem is to determine whether or not a given distribution is uniquely determined by the sequence of its moments. Th...
Journal of Statistical Distributions and Applications 2017 4:5
Published on: 3 July 2017
Research
For extreme events, estimation of high conditional quantiles for heavy tailed distributions is an important problem. Quantile regression is a useful method in this field with many applications. Quantile regres...
Journal of Statistical Distributions and Applications 2017 4:4
Published on: 3 May 2017
Research
Mixture distributions provide flexibility in modeling data collected from populations having unexplained heterogeneity. While interpretations of regression parameters from traditional finite mixture models are...
Journal of Statistical Distributions and Applications 2017 4:3
Published on: 7 April 2017
Research
The Simpson’s Paradox is the phenomenon that appears in some datasets, where subgroups with a common trend (say, all negative trend) show the reverse trend when they are aggregated (say, positive trend). Even if ...
Journal of Statistical Distributions and Applications 2017 4:2
Published on: 28 March 2017
Research
In low dimensions, the relatively easily implementable acceptance-rejection method for generating polyhedral convex contoured uniform distributions is compared to more sophisticated particular methods from the...
Journal of Statistical Distributions and Applications 2017 4:1
Published on: 21 March 2017
Research
Proportional hazard (PH) models can be formulated with or without assuming a probability distribution for survival times. The former assumption leads to parametric models, whereas the latter leads to the semi-...
Journal of Statistical Distributions and Applications 2016 3:16
Published on: 29 November 2016
Review
We study general mathematical properties of a new class of continuous distributions with three extra shape parameters called the exponentiated Marshal-Olkin family of distributions. Further, we present some sp...
Journal of Statistical Distributions and Applications 2016 3:15
Published on: 5 November 2016
Methodology
A flexible class of multivariate generalized spherical distributions with star-shaped level sets is developed. To work in dimension above two requires tools from computational geometry and multivariate numeric...
Journal of Statistical Distributions and Applications 2016 3:14
Published on: 28 October 2016
Review
Generalizing distributions is an old practice and has ever been considered as precious as many other practical problems in statistics. It simply started with defining different mathematical functional forms, a...
Journal of Statistical Distributions and Applications 2016 3:13
Published on: 6 October 2016
Methodology
A family of generalized Cauchy distributions, T-Cauchy{Y} family, is proposed using the T-R{Y} framework. The family of distributions is generated using the quantile functions of uniform, exponential, log-logisti...
Journal of Statistical Distributions and Applications 2016 3:12
Published on: 3 August 2016
Research
The family of positive tempered α-stable (pTAS) or sometimes also tempered one-sided α-stable distributions dates back to Tweedie (1984) and Hougaard (1986) who discussed it in the context of frailty distribution...
Journal of Statistical Distributions and Applications 2016 3:11
Published on: 18 July 2016
Methodology
The main purpose of this article is to characterize a class of bivariate continuous non-negative distributions such that the sum of the components of underlying hazard gradient vector is a linear function of i...
Journal of Statistical Distributions and Applications 2016 3:10
Published on: 21 May 2016
Research
In this note we develop a new Kaplan-Meier product-limit type estimator for the bivariate survival function given right censored data in one or both dimensions. Our derivation is based on extending the constra...
Journal of Statistical Distributions and Applications 2016 3:9
Published on: 14 April 2016
Research
Exact distributions of generalized Chi-square and Fisher statistics are used to derive confidence intervals and significance tests for inferring on one or two scaling parameters, respectively, under non-standa...
Journal of Statistical Distributions and Applications 2016 3:8
Published on: 1 April 2016
Research
The two-parameter Weibull has been the most popular distribution for modeling lifetime data. We propose a four-parameter gamma extended Weibull model, which generalizes the Weibull and extended Weibull distrib...
Journal of Statistical Distributions and Applications 2016 3:7
Published on: 15 March 2016
