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一个新项目完工所需成本的不确定性很高。项目经理应该用什么方法来确定预期成本?
A new project has high uncertainly in the cost required for completion. What approach should the project manager use to determine the expected costs?
A.类比估算 Analogous estimating
B.统计技术估算 Statistical techniques estimating
C.参数估算 Parametric estimating
D.三点估算 Three-Point estimating
参考答案:D
解析:PMBOK(6)P244-7.2.2.5三点估算。该新项目所需成本不确定性很高,而三点估算适用于面临不确定性与风险,通过三种估算值来确定活动成本的近似区间。