Institution: | aDepartment of Statistics, University of Peshawar, Peshawar, Pakistan;bInstitute of Numerical Sciences, Kohat University of Science & Technology, Kohat, Pakistan;cMuğla Sıtkı Koçman University, Menteşe/Muğla, Turkey;dAnkara Yıldırım Beyazıt University, Ankara, Turkey |