某企业要投产一种新产品,生产方案有四个:A新建全自动生产线;B新建半自动生产线;C购置旧生产设备;D外包将生成。未来该产品的销售前景估计为很好、一般和较差三种、不同情况下该产品的收益值如下:(单位:百万元)

用后悔值(在同样的条件下,宣传方案所产生的收益损失值)的方案决策应该选( )方案。
- A.新建全自动生产线
- B.新建半自动生产线
- C.购置旧生产设备
- D.外包将生成
正确答案及解析
正确答案
解析
本考题考查的知识点为后悔值决策法基础知识。
后悔值决策法的基本原理为,将每种自然状态的最高值(指收益矩阵,如果是损失矩阵应取最低值)定为该状态的理想目标,并将该状态中的其他值与最高值相比所得之差作为未达到理想的后悔值。为了提高决策的可靠性,在每一方案中选取最大的后悔值,再在各方案的最大后悔值中选取最小值作为决策依据,与该值所对应的方案即为入选方案。
后悔值矩阵如下:

后悔值方案,即最大后悔值最小的方案。最大后悔值最小的是方案B,只有200。
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