（)is a technique for estimating the duration or cost of activity or a projecy using historical data orm a similar activity or project.
A.Analogous estimating B.Parametric estimating C.Three-Point estmating D.Bottom-Up estimating正确答案A
（)is a technique for estimating the duration or cost of activity or a projecy using historical data orm a similar activity or project.
A.Analogous estimating B.Parametric estimating C.Three-Point estmating D.Bottom-Up estimating正确答案A
