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Everestus O. Ossai

Publications (4)

Likelihood Ratio Search Procedure for Optimum Number of States in a Hidden Markov Manpower Model

Everestus O. Ossai & Mbanefo S. Madukaife · Asian Journal of Probability and Statistics · 2022

This paper aims at obtaining the optimum number of states for a hidden Markov manpower model, which, hitherto, has been chosen arbitrarily. A search procedure that attains this optimum number after a few steps across a series of N hidden Markov manpower models is proposed. The li...

Open access Research Article 10.9734/ajpas/2022/v20i4445

Homogeneity versus Parsimony in Markov Manpower Models: A Hidden Markov Chain Approach

Everestus O. Ossai, Precious N. Ezra, Felix O. Ohanuba & Martin N. Eze · Asian Journal of Probability and Statistics · 2022

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...

Open access Research Article 10.9734/ajpas/2022/v20i4441

Categorical Analysis of Variance on Knowledge, Compliance and Impact of Hand Hygiene among Healthcare Professionals during COVID-19 Outbreak in South-East, Nigeria

Nnaemeka M. Eze, Everestus O. Ossai, Felix O. Ohanuba, Precious N. Ezra, Samson O. Ugwu & Oluchukwu C. Asogwa · Asian Research Journal of Mathematics · 2023

This paper examined the knowledge, compliance and impact of hand hygiene among healthcare professionals during COVID-19 outbreak in South-East, Nigeria. The data used in this study were collected from twenty (20) hospitals in South-East, Nigeria using questionnaire with closed-ty...

Open access Research Article 10.9734/arjom/2023/v19i2642

A New Test for Normality Based on Balakrishnan – Sanghvi Divergence Measure

Mbanefo S. Madukaife & Everestus O. Ossai · Journal of Advances in Mathematics and Computer Science · 2022

In this paper, a more robust estimator of the Shannon entropy is applied in place of an earlier estimator, to obtain an improved goodness-of-fit test to normality which is based on the Balakrishnan-Sanghvi measure of divergence. The statistic is affine invariant and consistent ag...

Open access Research Article 10.9734/jamcs/2022/v37i121730