the main objective in sampling is to select a sample from a population in order to estimate some unknown population parameter, usually a total or a mean of some interesting variable. a simple way to take a sample of size n is to let all the possible samples have the same probability of being selected. this is called simple random sampling and then all units have the same probability of being ch...

Being the last Divinely revealed book, the Holly Quran undertakes the mission for guiding human generations and its main audience, i.e. the Ahl ul-Bayt (p.b.u.t), are its interpreters. Interpretation of the innocents (p. b. u. t.) is specific to themselves and this is due to the width and depth of the meanings and also the relationship and connection of this family's educations with revelation ...

let g=(v,e) be a graph with vertex set v and edge set e.for two vertices u,v of g ,the closed interval i[u,v] ,consists of u,v and all vertices lying in some u-v geodesic in g.if s is a set of vertices of g then i[s]is the union of all sets i[u,v]for u,v ? s. if i[s]=v(g) , then s is a geodetic set for g.the geodetic number g(g) is the minimum cardinality of geodetic set.the maximum cardinalit...

most specialists in the field of foreign language teachingconsiderreading skill as an interactive process between the reader’s prior knowledge and the text.accordingly, the activation of prior knowledge for an effective comprehension is very important. it is generally agreed that the pre-reading phase is the stage where this type of interaction and activation may be enhanced throughcertain stra...

The mutual influence of the body and the mind and the dependence of the health of one on the other is among the most important topics of attention in the Holy Quran, religious texts, and the six principles of Iranian medicine. The realization of this matter is the result of several factors which are related to the physical and mental dimensions of human beings. The Quran has provided various re...