Statistical process control is a technique employed to enhance the quality and productivity of processes and the distribution or marketing of its products. Sachet water is a product that has become popular and is being used as a replacement for lack of potable water. It is an alt...
Open access
Research Article10.9734/jsrr/2020/v26i930307
This article develops an extension of the Rayleigh distribution with two parameters and greater flexibility which is an improvement over Lindley distribution, Rayleigh distribution and other generalizations of the Rayleigh distribution. The new model is known as “odd Lindley-Rayl...
Open access
Research Article10.9734/jamcs/2020/v35i130240
Terna Godfrey Ieren, Adana’a Felix Chama, Olateju Alao Bamigbala, Jerry Joel, Felix M. Kromtit & Innocent Boyle Eraikhuemen·Journal of Scientific Research and Reports·2020
The Gompertz inverse exponential distribution is a three-parameter lifetime model with greater flexibility and performance for analyzing real life data. It has one scale parameter and two shape parameters responsible for the flexibility of the distribution. Despite the importance...
Open access
Research Article10.9734/jsrr/2019/v25i630203
This article proposed a new extension of the Inverse Lindley distribution called “Lomax-Inverse Lindley distribution” which is more flexible compared to the Inverse Lindley distribution and other similar models. The paper derives and discusses some Statistical properties of the n...
Open access
Research Article10.9734/jamcs/2019/v34i3-430208
Terna Godfrey Ieren, Felix M. Kromtit, Blessing Uke Agbor, Innocent Boyle Eraikhuemen & Peter Oluwaseun Koleoso·Asian Research Journal of Mathematics·2019
This paper uses a power transformation approach to introduce a three-parameter probability distribution which gives another extension of the Gompertz distribution known as “Power Gompertz distribution”. The statistical features of the power Gompertz distribution are systematicall...
Open access
Research Article10.9734/arjom/2019/v15i230146
Probability distributions and their generalisations have contributed greatly in the modeling and analysis of random variables. However, due to the increased introduction of new distributions there has been a major problem with choosing and applying the right distribution for a gi...
Open access
Research Article10.9734/ajpas/2018/v2i228780
In this paper, we estimate a shape parameter of the Weibull-Frechet distribution by considering the Bayesian approach under two non-informative priors using three different loss functions. We derive the corresponding posterior distributions for the shape parameter of the Weibull-...
Open access
Research Article10.9734/ajpas/2018/v2i124562
The Exponential distribution is memoryless and has a constant failure rate which makes it unsuitable for real life problems. This paper introduces a new distribution powered by an exponential random variable which gives a more flexible model for modelling real-life data. This new...
Open access
Research Article10.9734/ajpas/2018/v1i424557
Innocent Boyle Eraikhuemen, Terna Godfrey Ieren, Tajan Mashingil Mabur, Mohammed Sa’ad, Samson Kuje & Adana’a Felix Chama·Asian Research Journal of Mathematics·2019
The article presents an extension of the Gompertz-Makeham distribution using the Lomax generator of probability distributions. This generalization of the Gompertz-Makeham distribution provides a more skewed and flexible compound model called Lomax Gompertz-Makeham distribution. T...
Open access
Research Article10.9734/arjom/2019/v15i430155
This article proposed a new distribution referred to as the transmuted odd generalized exponential-exponential distribution (TOGEED) as an extension of the popular odd generalized exponential- exponential distribution by using the Quadratic rank transmutation map (QRTM) proposed...
Open access
Research Article10.9734/ajpas/2018/v1i424552
Distribution functions, their properties and interrelationships play a significant role in modeling naturally occurring phenomena. Numerous standard distributions have been extensively used over the past decades for modeling data in several fields, however, generalizing these sta...
Open access
Research Article10.9734/ISRR/2021/v10i130119
The act of adding extra parameters into existing distributions for increasing their flexibility or performance is a giant stride in the area of statistical theory and applications. Acquired immune deficiency syndrome (AIDS) is a disease caused by human immunodeficiency virus (HIV...
Open access
Research Article10.9734/ISRR/2020/v9i230116
The Quadratic rank transmutation map proposed for introducing skewness and flexibility into probability models with a single parameter known as the transmuted parameter has been used by several authors and is proven to be useful. This article uses this method to add flexibility t...
Open access
Research Article10.9734/ajpas/2019/v5i330139