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