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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…
Elie Nzayisenga, Yongzhong Zhu
A developing country like Rwanda heavily is keen on international trade for several essential goods in the development of an economy. This study investigated the influence of various factors affecting import trade, and use principal component analysis to dete…
Olusegun Olatayo Alabi, Kayode Ayinde, Omowumi Esther Babalola, Hamidu Abimbola Bello, Edward Charles Okon
Heteroscedasticity and multicollinearity are serious problems when they exist in econometrics data. These problems exist as a result of violating the assumptions of equal variance between the error terms and that of independence between the explanatory variab…
Manca Fabio, Marin Claudia
The purpose of this paper is to obtain the expression of the sample mean difference variance of the Student’s distributive model. In the 2007 the study of the mean difference variance, after some decades, was resumed by Campobasso [1] . Using the Nair’s [2] a…
Shichang Shen
Taking the number of domestic tourists as the research object, an appropriate model is established to analyze the sustainable development of China’s tourism industry. The number of domestic tourists in China from 1985 to 2015 was taken as a sample, and the AR…
Perović Gligorije
A mixed distribution of empirical variances, composed of two distributions the basic and contaminating ones, and referred to as PERG mixed distribution of empirical variances, is considered. In the paper a robust inverse problem solution is given, namely a (n…
Tharshanna Nadarajah, Asokan Mulayath Variyath, J Concepción Loredo-Osti
In longitudinal data analysis, our primary interest is in the estimation of regression parameters for the marginal expectations of the longitudinal responses, and the longitudinal correlation parameters are of secondary interest. The joint likelihood function…
Keshab R. Dahal, Jiba N. Dahal, Kenneth R. Goward, Oluremi Abayami
There has been evidence of crime in the US since colonization. In this article, we analyze the crime statistics of San Francisco and its resolution of crime recorded from January to September of the year 2018. We define resolution of crime as a target variabl…
Andrew Luong
GMM inference procedures based on the square of the modulus of the model characteristic function are developed using sample moments selected using estimating function theory and bypassing the use of empirical characteristic function of other GMM procedures in…
Naglaa A. Morad
This paper is concerned about studying modeling-based methods in cluster analysis to classify data elements into clusters and thus dealing with time series in view of this classification to choose the appropriate mixed model. The mixture-model cluster analysi…
Hong Wei, Bin Zhao, Yawen Hou
This paper is based on 2006-2017 relevant data of 56 countries along the “Belt and Road” to find out the investment effect of cultural “going out ”. The empirical results show that: cultural “going out” has a significant promotion effect on China’s foreign di…
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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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At least two independent reviewers evaluate the manuscript under single-blind review. Where revisions are required, authors respond point by point.
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The article is copyedited, typeset, and given a DOI, then publishes open access with a permanent link.
Manuscripts must be original and not under consideration elsewhere. Submit in Microsoft Word or LaTeX with figures at 300 dpi minimum. Structure research articles as Abstract, Introduction, Methods, Results, Discussion, and References.
Use the journal's numbered (Vancouver) reference style. Cite sources consecutively in the order they appear, and ensure every reference is complete and retrievable.
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