When estimating project parameters a estimates can only be m

When estimating project parameters: a. estimates can only be made when estimators have access to performance data from previous projects b. estimates are quite accurate in the earliest stage of the project, then gradually decrease in accuracy as the project is executed c. estimates are about 20% accurate on high risk projects, and 10% accurate on more routine projects d. estimates are quite inaccurate in the earliest stages in the project, then gradually improve as the project is executed

Solution

ans: option: b. estimates are quite accurate in the earliest stage of the project, then gradually decrease in accuracy as the project is executed