Rashad M. EL-Sagheer is a lecturer of Mathematical Statistics at Mathematics Department Faculty of Science AL-Azhar University Cairo Egypt. Received his B.A. degree in Mathematics from Faculty of Science AL-Azhar University Cairo Egypt in 2004. He received Master's and PhD degrees in Mathematical Statistics from Faculty of Science Sohag University Egypt in 2011 and 2014 respectively. His areas of research where he has several publications in the international journals and conferences include: Statistical inference, Theory of estimation, Bayesian inference, Order statistics, Records, Theory of reliability, censored data, Life testing and distribution theory, Statistical computing and reliability analysis. He published and Co-authored more than 45 papers in reputed international journals. He supervised for M. Sc. and PhD students.