本文提出了信息价值的问题，并给出了抽样信息价值的评价方法。

In this paper, the problem about information value is proposed, evaluation method of sampling information value is given.

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另外，通过对该模型抽样信息价值的考察，从经济角度证实了其可行性与必要性。

In addition, by reviewing the indexes of information value this model is also feasibility and necessary on the view of economy.

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本文讨论了贝塔分布共轭于二项分布的决策模型下的二行动线性决策问题的抽样信息期望值的计算公式。

In this paper we discuss the counting formula of the expected value of sampling information for linear decision problem on two actions under the Be - b model.

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