TY - BOOK AU - Marwa Yahya Ramdan Ahmed AU - Ebrahim Ebrahim Elbatal , TI - Trimmed L-moments for skew-normal distribution / PY - 2011/// CY - Cairo : PB - Marwa Yahya Ramdan Ahmed , KW - Classical moments KW - Skew-normal distribution KW - TL-moments N1 - Thesis (M.Sc.) - Cairo University - Institute of Statistical Studies and Research - Department of Mathematical Statistics; Issued also as CD N2 - In this thesis we will review trimmed L-moments and some special cases of trimmed L-moments such as L-moments, LL-moments and LH-moments. Also we will review the skew-normal distribution, its properties, estimation of the unknown parameters and the difficulties when the shape parameter of this model is estimated ER -