Journal Description

Pakistan Journal of Statistics and Operation Research started in 2005 with the aim to promote and share scientific developments in the subject of statistics and its allied fields. Initially, PJSOR was a bi-annually double-blinded peer-reviewed publication containing articles about Statistics, Data Analysis, Teaching Methods, Operational Research, Actuarial Statistics, and application of statistical methods in a variety of disciplines. Because of the increasing submission rate, the editorial board of PJSOR decided to publish it on a quarterly basis from 2012. Brief chronicles are overseen by an Editorial Board comprised of academicians and scholars. We welcome you to submit your research for possible publication in PJSOR through our online submission system. Publishing in PJSOR is absolutely free of charge (No Article Processing Charges).
ISSN : 1816 2711   |   E- ISSN : 2220 5810


Call for Papers

Nov 19, 2021


Papers are invited for submission to PJSOR: Pakistan Journal of Statistics and Operation Research. PJSOR is a peer-reviewed journal, published four times a year. PJSOR publishes refereed research articles and studies that describe the latest research and developments in the area of statistics, operation research and actuarial statistics.

PJSOR will publish papers describing recent research advances. The papers will be electronically available as soon as they are ready for publication, and freely accessible to all. They subsequently will appear in the paper version of the journal. Publication is free of charge, and each author will receive a free copy of the issue of the journal in which the paper is published.

Articles will be evaluated anonymously by at least two reviewers. The Editorial Board will make final decisions regarding acceptance or rejection of articles after reviews have been received, and at least a month after receipt of the manuscript. Authors submitting manuscripts should submit articles through PJSOR website ( by registering with PJSOR.

You are also encouraged to register your name in the reviewer database for Pakistan Journal of Statistics and Operation Research by visiting . This does not entail any form of commitment on your part, but simply enables us to approach you with a submission to possibly review. On being invited to review, you will have an opportunity to see the title and abstract of the paper, and you'll always be in a position to accept or decline the review invitation. You can also ask at any point to have your name removed from this reviewer list.

Note: If you already registered with PJSOR, use your login and password and follow the instructions of online submission.

Topics of interest for publication in PJSOR include:

If you have any query feel free to contact us at (;

Vol. 18 No. 2, 2022

Published: Jun 3, 2022

Paradox in The d-Dimensional Fixed Charge Transportation Problem and Algorithm for Finding The Paradox

329-336 Bib Paruhum Silalahi, Eko Sulistyono, Fahren Bukhari

Huber M-estimator for Cumulative Odds Model with Application to the Measurement of Students' Final Exam Grades

337-347 Faiz Bin Zulkifli, Zulkifley Bin Mohmed, Nor Afzalina Binti Azmee

The Exponentiated Generalized Alpha Power Family of Distribution: Properties and Applications

349-367 ElSayed A. ElSherpieny, Ehab Mohamed Almetwally

A New Transmuted Weibull Distribution: Properties and Application

369-381 Aliya Syed Malik, S.P. Ahmad

The Effect Of International Aid On Per Capita Income: A Panel Data Analysis

383-394 Fatma Feyza GÜNDÜZ, Özlem AKAY

The Infinite Divisibility of Compound Negative Binomial Distribution as the Sum of Laplace Distribution

395-402 Dodi Devianto, Stefi Amalia Fitri, Hazmira Yoza, Maiyastri Maiyastri

New Exponential Ratio Estimator in Ranked Set Sampling

403-409 Rather Khalid, Eda Gizem KOÇYİĞİT, Ceren ÜNAL

Decomposition Method with Application of Grey Model GM(1,1) for Forecasting Seasonal Time Series

411-416 Mujiati Dwi Kartikasari, Nur Hikmah

Mathematical Modeling of Age-Specific Fertility Rates of Nepali Mothers

417-426 Arjun Kumar Gaire, Gyan Bahadur Thapa, Samir K. C.

The Support Vector Regression Model: A new Improvement for some Data Reduction Methods with Application

427-435 Moustafa Salem, Mohamed G. Khalil

A New Flexible Probability Model: Theory, Estimation and Modeling Bimodal Left Skewed Data

437-463 Mohamed Aboraya, M. Masoom Ali, Haitham M. Yousof, Mohamed Ibrahim Mohamed

Spatial-temporal factors affecting monthly rainfall in some Central Asian countries assuming a Weibull regression model

465-482 Emerson Barili, Jorge Alberto Achcar, Ricardo Puziol de Oliveira

A New Generalized-X Family of Distributions: Applications, Characterization and a Mixture of Random Effect Models

483-504 Rasool Roozegar, Getachew Tekle, Gholamhossein Hamedani
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