We introduce the proportional hazard generalized power Weibull (PHGPW) model in which hazard rate function can assume increasing, decreasing, unimodal or (upside bathtub) and constant. Some of its mathematical properties are studied including the power series for the quantile fun...
Open access
Research Article10.9734/ajpas/2022/v20i4444
Udochukwu Victor Echebiri, Akpome Jennifer Nomuoja, Chimezie Stanley Ngene, Emwinloghosa Kenneth Guobadia & Jophet Ewere Okoh·Asian Journal of Probability and Statistics·2022
In the study, some bivariate distributions were developed from mixture model offspring, using the Independent (Product) distribution approach. These developments are categorized under the IID and IInD: where the Bivariate Exponential distribution, Bivariate Lindley distribution a...
Open access
Research Article10.9734/ajpas/2022/v20i4443
The purpose of this note is to provide a simple proof of existence of stationary probability vectors (fixed points) for stochastic matrices using Farkas’ lemma. This result as well as the uniqueness of stationary probability vectors also holds for a certain subclass of quasi-stoc...
Open access
Research Article10.9734/ajpas/2022/v20i4442
We aim at tackling the problem of inadequate specification of a Markov manpower model in this paper, by formulating a procedure for validating the inclusion or non-inclusion of some transition parameters in the model. The mover-stayer principle and its extensions are employed to...
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Research Article10.9734/ajpas/2022/v20i4441
Estimating the scale parameter of the Gumbel-Lomax Distribution using the Bayesian method of estimation and evaluating the estimators by assuming two non-informative prior distributions and one informative prior distribution is very important for the general application of the Gu...
Open access
Research Article10.9734/ajpas/2022/v20i4440
This paper provides an exact characterisation of the zeroes of the Riemann zeta function. The characterisation is based on a theorem about random vectors, which says that under some conditions, if a vector is always in the convex hull of the conditional expectations corresponding...
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Research Article10.9734/ajpas/2022/v20i4438
In this paper we have developed a probability model to study the distribution of the number of male migrants from households and patterns of child mortality through zero truncated Himanshu distribution (ZTHD). The parameter of the proposed model is estimated by method of moment a...
Open access
Research Article10.9734/ajpas/2022/v20i4439
Prostate cancer has been observed to be a worrisome ailment among adult males across the globe over some decades. Just like any other ailment, its early detection and treatment gives the patient a better chance of survival. Measuring the Prostate specific antigen (PSA) of the pat...
Open access
Research Article10.9734/ajpas/2022/v20i4437
Aims: This study aims to obtain indicators which are then compiled in a questionnaire research instrument which will later be used in further analysis namely sentiment analysis. Methodology: Sentiment analysis is a method used to identify how a sentiment is expressed using text a...
Open access
Research Article10.9734/ajpas/2022/v20i4435
Purpose: This study aims to map stunting prevention behavior in the Sumberputih Village community, Malang Regency. Methods: This research was conducted in Sumberputih Village, Wajak District, Malang Regency, East Java, with 3 lecturers and 5 students from the implementation team....
Open access
Research Article10.9734/ajpas/2022/v20i4436