Modeling of Random Variable with Digital Probability Hyper Digraph: Data-Oriented Approach Year: 2007 Volume: 1 Issue: 10 3345 - 3347 Pages Authors: A. Habibizad Navin M. Naghian Fesharaki M. Mirnia M. Kargar Abstract: In this paper we introduce Digital Probability Hyper Digraph for modeling random variable as the hierarchical data-oriented model. Keywords: Data-Oriented Models Data Structure DigitalProbability Hyper Digraph Random Variable Statistic andProbability.