Education:
Phd in Statistics , Faculty of Economics and Political Sciences, Cairo University, Egypt,1997

Recent Publications:
1- On Estimation of Variance Components and Means in Unbalanced Four-Fold Nested Mixed Model (2007) The Proceedings of the nineteenth annual conference of statistics department and center of information and computing system. Cairo University, Cairo March 2007. 2- On interclass and intraclass correlations of familial data with application on hemoglobin level from EDHS 2000 familial data (2007). The Egyptian Statistical Journal 51, 101-125.

Courses:
courses dr.zakaria.docx