Life Expectancy is considered as a key indicator for measuring the total wellbeing of a country. In this paper, the impact of some socio-economic variables on life expectancy is investigated. These variables namely: access to electricity, GDP per capita, unemployment total labour...
Open access
Research Article10.9734/ajpas/2023/v21i1454
No one can deny that COVID-19 has spread around the world and is still emerging as a new variation in some areas. Since the time of its breakout, three coronavirus waves have emerged. Daily cases of COVID-19 from 79 countries around the world were selected for the study. The main...
Open access
Research Article10.9734/ajpas/2023/v21i1453
Background of the Study: Quest to extend existing probability distributions to allow for more flexibility in data modelling is never ending. Aims: This study extends the Ailamujia distribution using quadratic transmutation map to propose a new 2-paramter lifetime distribution. Me...
Open access
Research Article10.9734/ajpas/2023/v21i1452
Aims: To investigate how the number of bootstrapping B affects the values returned by the bootstrap standard error of the arithmetic mean and the α-trimmed mean of response data using bootstrap confidence intervals (CI) at 95% level; carried out to fill up observed gap for study...
Open access
Research Article10.9734/ajpas/2022/v20i4451
The resulting mean of the optimal solutions of minimization problems, whose objective functions are the uncertainty like functionals, are known as uncertainty mean. The uncertainty mean satisfies all the basic properties of the classical mean, weighted homogeneous mean as well as...
Open access
Research Article10.9734/ajpas/2022/v20i4449
Path analysis is an extension of multiple regression technique used to evaluate causal model by examining the relationship among a set of variables. The process of decomposition of path correlation coefficients and estimation of path coefficients was investigated in this work. Th...
Open access
Research Article10.9734/ajpas/2022/v20i4450
In this research a new extension of the Lomax distribution known as Lindley-Lomax distribution has been proposed by adding a shape parameter to the Lomax distribution using the Lindley-G family of distributions. The proposed article considered and extensively studied some propert...
Open access
Research Article10.9734/ajpas/2022/v20i4448
Aims: To develop and compare tests for a mixed design of a Randomized Complete Block Design (RCBD) with a Completely Randomized Design (CRD) with k populations in testing for the umbrella alternative with known peak, p, for both location and scale parameters. These tests were com...
Open access
Research Article10.9734/ajpas/2022/v20i4446
Many researchers have used different auxiliary parameters such as coefficient of variation, coefficient of kurtosis, coefficient of skewness, quartiles, deciles etc., to improve the precision of estimators under various sampling schemes. This paper suggested a class of ratio esti...
Open access
Research Article10.9734/ajpas/2022/v20i4447
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 Article10.9734/ajpas/2022/v20i4445