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This paper uses T test method to analyze the financial data of sample companies for the period 2005???2007 and discovers 6 financial indexes which can reflect the investing value of listed company. Using Bayesian Network Technology as the analyzing method, this paper establishes the Bayesian Network which can discover the investing value of listed company and the model of value mining of listed company referring to the financial data of sample companies for the years 2005???2007. The accuracy rate of this model reaches 71.030% through the test of 2008 year’s data. |
