The study presented the estimation of parameters and optimality of second-order spherical designs using quadratic model in comparison to the non-spherical face centered CCD for varying axial distances. The designs considered were equiradial design of axial distances of 1.0 and 1....
Open access
Research Article10.9734/ajpas/2022/v18i330449
This study considers test for seasonality in the additive model using the Buys-Ballot table and the nature of trending curves (linear, quadratic and exponential). The test is applied to the periodic and overall sample variances of the Buys-Ballot table to detect the presence and...
Open access
Research Article10.9734/ajpas/2022/v18i330447
Aims/ Objectives: The study identified the role of maternal income in mediating the effect of a mother's education level on UFCM. Study Design: We sourced secondary data from a 2014 Kenya Health Demographic Health Survey (KHDS). We analyzed data to determine mortality among the u...
Open access
Research Article10.9734/ajpas/2022/v18i330448
The World Health Organization (WHO) prescribed 2.5 kilograms to 4.2 kilograms as the standard for normal birth weight (NBW) and every child whose birth weight is below the lowest bound is regarded as low birth weight (LBW) while above the highest bound is regarded as macrosomia....
Open access
Research Article10.9734/ajpas/2022/v18i230444
This note proves a theorem about i.i.d. i.e. independent and indentically distributed processes, when the index space is a measure space. The statement of the problem corresponding to the theorem proved in this paper appears in [1], in which the concept of a sample distribution l...
Open access
Research Article10.9734/ajpas/2022/v18i230443
This paper proposed a new Randomized Response Group Testing (RRGT) model that estimates proportion of people characterizing a sensitive variable under study. Simple random sampling with replacement, binomial probability distribution and maximum likelihood were used as randomizati...
Open access
Research Article10.9734/ajpas/2022/v18i230442
In babies, respiratory syncytial virus (RSV) is the most common cause of lung inflammation (pneumonia) or bronchiolitis (inflammation of the lungs' airways). This virus comes with several symptoms such as congested or runny nose, dry cough, low-grade fever, sore throat, sneezing,...
Open access
Research Article10.9734/ajpas/2022/v18i230440
This study explores a predetermined inventory system for deteriorating items with a Weibull distribution, taking into consideration nonlinear demand and trade credit under inflation and allowing for shortages and partial backlogs. The reason for this study is to find the appropri...
Open access
Research Article10.9734/ajpas/2022/v18i230438
Bayesian inference is to find posterior probabilities, but since it is difficult to find analytical solutions, it is often the case that approximate solutions are found. The variational Bayesian method is a powerful method for finding an approximate solution. It is a variational...
Open access
Research Article10.9734/ajpas/2022/v18i130437
The HMM is generally applied to forecast the hidden system of observation data. In this paper, we deal with the development of HMM for a proper understanding of finance variables in the stock market. Formulation of relationships between and within both the changing share values o...
Open access
Research Article10.9734/ajpas/2022/v18i130436
Before investing in any company, an investor should have a basic understanding of how the stock market works. With the introduction of Machine Learning (ML), more resources have been spent to this area of research and it has been proved that stock market prediction is achievable....
Open access
Research Article10.9734/ajpas/2022/v18i130434
The aim of this paper is to examine the direction of causality among some exchange rate of Nigeria Naira to US Dollar, Pounds Sterling and Euro. It made use of a time series data from the year 2005 to 2014. Toda and Yamamoto [1] procedure was used in analyzing the data. Augmented...
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Research Article10.9734/ajpas/2022/v18i130435
In this paper, a new distribution, named ‘the Inverted Power Ishita distribution’, was introduced. It is an extension of the Ishita distribution and its capable of modelling real life data with upside down bathtub shape and heavy tails was introduced. Mathematical and statistica...
Open access
Research Article10.9734/ajpas/2022/v18i130433
Rainfall is termed as a meteorological phenomenon which is very useful for daily human activities. Most of the population depend on it for domestic purpose and agriculture, hence it is vital for farmers to know rainfall trends and patterns prevailing in their locality. In Kenya,...
Open access
Research Article10.9734/ajpas/2022/v17i430431
In this paper, a mathematical investigation has been done for Cumulative Sum control Chart (CSCC) of Truncated Negative Binomial Distribution (TNBD) under inspection error using the sequential probability ratio test (SPRT). Average Run Length (ARL), d (lead distance) and \(\phi...
Open access
Research Article10.9734/ajpas/2022/v17i430430