Institution: | 1. Department of Statistics, Faculty of Science, Gonbad Kavous University, Gonbad Kavous 4971799151, Iran;2. Department of Biostatistics and Epidemiology, Mashhad University of Medical Sciences, Mashhad, Iran;1. Economics and Management School, Wuhan University, Wuhan, Hubei, China;2. Department of Statistical and Actuarial Sciences, The University of Western Ontario, London, Ontario, Canada;3. Division of Physical Sciences and Mathematics, University of the Philippines Visayas, Miag-ao, Iloilo, Philippines;1. Université Constantine 1, Département de Mathématiques, Laboratoire de Mathématiques et Sciences de la Décision, Constantine, Algérie;2. Laboratoire Jean Kuntzmann, UMR 5224, Tour IRMA IMG, 51 rue des Mathématiques, BP. 53 F-38041 Grenoble Cedex 9, France;1. Department of Statistics and Insurance Science, University of Piraeus, Piraeus, Greece;2. Department of Statistics, Gonbad Kavous University, Gonbad Kavous, Iran |