Examples of contingency reserves
To account for uncertainty in a schedule, reserve analysis may be used. All the following are examples of contingency reserves EXCEPT—
a. Fixed number of work periods
b. Percent of the estimated activity duration
c. Buffers
d. Productivity metrics
Answer: d. Productivity metrics
Contingency reserves
Duration estimates may include contingency reserves, and contingency should be identified clearly in schedule documentation. They are built into the overall project schedule to account for uncertainty. They also may be developed using quantitative analysis methods. When more information is known about the project, the contingency reserve may be used, reduced, or eliminated. [Planning]