8/80 rule A general guideline regarding the estimation of task duration. Task durations between 8 hours (or one day) and 80 hours (10 working days, or two weeks) are generally sized to a manageable duration. See Chapter 4.
accrual The method by which a plan incurs the cost of a task or a resource. The three types of accrual are start, prorated, and end. See Chapter 10.
actual A detail about task progress recorded in a plan in Project. Before actuals are recorded, the plan contains scheduled or planned information. Comparing planned project information to actuals helps the project manager better control project execution. See Chapters 8 and 14.
allocation The portion of the capacity of a resource devoted to work on a specific task. See ...