Dr. Md. Rafiqul Islam, Professor, Department of Population Science and Human Resource Development, University of Rajshahi, Bangladesh
E-mail: rafique_pops@yahoo.com

Dr. Narendra Singh Thakur, Assistant Professor, Center for Mathematical Sciences (CMS), Banasthali University, India
E-mail: nst_stats@yahoo.co.in

Dr. V. Ananthaswamy, Assistant Professor, Department of Mathematics, The Madura College (Autonomous), Madurai, Tamil Nadu, India.
E-mail: ananthu9777@gmail.com

Dr. Thanoon Y. Thanoon, Department of Mathematical Sciences, Faculty of Science, University Technology Malaysia, Malaysia
E-mail: ytthanoon2@live.utm.my

Dr. M. RAGHAVENDER SHARMA, Assistant professor, Department of Statistics, University College of Science, Osmania University, India
Email:drmrsstatou@gmail.com

Dr. G. SUBASHCHANDRABOSE, Department of Statistics, Aarupadai Veedu Medical College & Hospital, India
E-Mail: subashstat@gmail.com

Dr. P. Balamurugan, Assistant Professor, Department of Statistics, Government Arts College (Autonomous), Salem - 636 007, TamilNadu, India
Email: pbalamuruganstat@gmail.com