你作为项目经理正致力于通过自动售货机和快餐业来向大众推销山羊奶。你的首要任务是准备一个项目成本估计。你准备使用类比估计。下面（ ）不是类比估计的特征
- A.提供严密的估计
- B.是专家判断的一种形式
- C.在实际成本+-10%以内的准确率
- D.利用以前的类似项目的成本作为当前项目成本估计的基础
正确答案及解析
正确答案
解析
相似估计是一种常用的成本估计方法，它利用经验和获得的知识来预测未来事件。这种技术为项目计划编制者提供了一些项目成本大小的想法但通常不是在－范围内的
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