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Open Journal of Statistics (OJS) is an international journal dedicated to the latest advancements in statistics. The goal of this journal is to provide a platform for scientists and academicians all over the world to promote, share, and discuss various new issues and developments in different areas of statistics. All…
Sonia Castillo-Gutiérrez, María Dolores Estudillo-Martínez, Emilio Damián Lozano-Aguilera
Confidence bands in a Normal Q-Q Plot allow us to detect non-normality of a data set rigorously, and in such a way that the conclusion does not depend on the subjectivity of the observer of the graph. In the construction of the graph, it is usual to fit a str…
Samuel Mawuli Azumah, John Awuah Addor, Frank B. K. Twenefour, Emmanuel M. Baah
Queue is an act of joining a line to be served and it is part of our everyday human involvement. The objectives of the study focused on using a mathematical model to determine the waiting time of two selected banks as well as compare the average waiting time…
Umar M. Abdulkarim
In this work, we developed a theoretical framework leading to misclassification of the final size epidemic data for the stochastic SIR (Susceptible-In fective -Removed), household epidemic model, with false negative and false positive misclassification probab…
Rasaki Olawale Olanrewaju, Anthony Gichuhi Waititu, Lukman Abiodun Nafiu
This paper expounds the nitty-gritty of stock returns transitory, periodical behavior of its markets’ demands and cyclical-like tenure-changing of number of the stocks sold. Mingling of autoregressive random processes via Poisson and Extreme-Value-Distributio…
Nicholas Makumi, Romanus Odhiambo Otieno, George Otieno Orwa, Festus Were, Habineza Alexis
In this paper, the problem of nonparametric estimation of finite population quantile function using multiplicative bias correction technique is considered. A robust estimator of the finite population quantile function based on multiplicative bias correction i…
Cynthia Mwende, Patrick Weke, Davis Bundi, Joseph Ottieno
Kenyan insurance firms have introduced insurance policies of chronic illnesses like cancer ; however , they have faced a huge challenge in the pricing of these policies as cancer can transit into different stages , which consequently leads to variation in the…
Kizito Ebere Anyiam, Iheanyi Sidney Onyeagu
A new generalized exponentiated Weibull model called Gumbel-exponentiated Weibull {Logistic} distribution is introduced and studied. The new distribution extends the exponentiated Weibull distribution with additional parameters and bimodal densities. Some new…
Luke Akong’o Orawo
This paper presents four methods of constructing the confidence interval for the proportion p of the binomial distribution. Evidence in the literature indicates the standard Wald confidence interval for the binomial proportion is inaccurate, especially for ex…
Sepehr Akhavan Masouleh, Tracy Holsclaw, Babak Shahbaba, Daniel L. Gillen
We propose a flexible joint longitudinal-survival framework to examine the association between longitudinally collected biomarkers and a time-to-event endpoint. More specifically, we use our method for analyzing the survival outcome of end-stage renal disease…
Abdullah Z. Alruhaymi, Charles J. Kim
Multiple imputations compensate for missing data and produce multiple datasets by regression model and are considered the solver of the old problem of univariate imputation. The univariate imputes data only from a specific column where the data cell was missi…
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Open Journal of Statistics (OJS) is an international journal dedicated to the latest advancements in statistics. The goal of this journal is to provide a platform for scientists and academicians all over the world to promote, share, and discuss various new issues and developments in different areas of statistics. All… All articles are open access under a CC BY 4.0 licence, with authors retaining copyright.
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