单项选择题
Which of the following best describes parameter estimation?以下哪个最好地描述了参数估算? A.
Estimate the cost of each activity first, then summarize it to work package and control account 先估算出各活动的成本,再汇总至工作包和控制账户的成本 B.
First estimate the cost of each time period, and then sum up the cost of the whole project 先估算出各时间段的成本,再加总得到整个项目的成本 C.
According to the quantitative relationship between the factors of past projects, the project cost is predicted 依据过去项目所表现出来的各因素之间的量化关系,来预测项目成本 D.
Use expert judgment to estimate the cost of the project by senior experts利用专家判断,由资深专家进行项目的成本估算