Results 1 to 10 of about 185 (77)

Power Birnbaum-Saunders Student t distribution

open access: yesRevista Integración, 2017
The fatigue life distribution proposed by Birnbaum and Saunders has been used quite effectively to model times to failure for materials subject to fatigue.
Germán Moreno-Arenas   +2 more
doaj   +2 more sources

Estimating complier average causal effects for clustered RCTs when the treatment affects the service population

open access: yesJournal of Causal Inference, 2022
Randomized controlled trials (RCTs) sometimes test interventions that aim to improve existing services targeted to a subset of individuals identified after randomization.
Schochet Peter Z.
doaj   +1 more source

A new extended rayleigh distribution with applications of COVID-19 data

open access: yesResults in Physics, 2021
This paper aims to model the COVID-19 mortality rates in Italy, Mexico, and the Netherlands, by specifying an optimal statistical model to analyze the mortality rate of COVID-19.
Hisham M. Almongy   +4 more
doaj   +1 more source

A superior extension for the Lomax distribution with application to Covid-19 infections real data

open access: yesAlexandria Engineering Journal, 2022
We present a new continuous lifetime model with four parameters by combining the Lomax and the Weibull distributions. The extended odd Weibull Lomax (EOWL) distribution is what we’ll call it.
Hassan Alsuhabi   +7 more
doaj   +1 more source

The structural properties of the Gompertz-two-parameter-Lindley distribution and associated inference

open access: yesOpen Mathematics, 2022
In this article, we propose a Gompertz-two-parameter-Lindley distribution by mixing the frailty parameter of the Gompertz distribution with a two-parameter Lindley distribution. The structural properties of the model, such as shape properties, cumulative
Ou Xionghui, Lu Hezhi, Kong Jingsen
doaj   +1 more source

The odd generalized exponential family of distributions with applications

open access: yesJournal of Statistical Distributions and Applications, 2015
We propose a new family of continuous distributions called the odd generalized exponential family, whose hazard rate could be increasing, decreasing, J, reversed-J, bathtub and upside-down bathtub.
M. H. Tahir   +5 more
semanticscholar   +2 more sources

Data enriched linear regression [PDF]

open access: yes, 2013
We present a linear regression method for predictions on a small data set making use of a second possibly biased data set that may be much larger. Our method fits linear regressions to the two data sets while penalizing the difference between predictions
Aiyou Chen, A. Owen, Minghui Shi
semanticscholar   +1 more source

Minimum Variance Unbiased Estimation of Reliability Function for a Class of Generalizations of Lindley Distribution

open access: yesCalcutta Statistical Association, Bulletin, 2020
Uniformly minimum variance unbiased (UMVU) estimators of reliability function (both stress–strength and mission time) and the associated variance are derived for a class of generalization of Lindley distribution. The application of the results is further
Rahul Bhattacharya   +3 more
semanticscholar   +1 more source

On the three-spliced Exponential-Lognormal-Pareto distribution

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2022
To model statistical data coming from two di erent distributions, Cooray and Ananda [1] introduced a composite (two-spliced) Lognormal-Pareto model, that was further extended by Scollnik [9] and fitted to insurance data.
Bâcă Adrian, Vernic Raluca
doaj   +1 more source

Link functions for parameters of sequential order statistics and curved exponential families

open access: yesProbability and Mathematical Statistics, 2020
Estimation of model parameters of sequential order statistics under linear and nonlinear link function assumptions is considered. Utilizing the arising curved exponential family structure, conditions for existence and uniqueness as well as the validity ...
Grigoriy Volovskiy, S. Bedbur, U. Kamps
semanticscholar   +1 more source

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