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Understanding duration, work, and units

Understanding duration, work, and units - Microsoft Project Tutorial

From the course: Microsoft Project 2013 Essential Training

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Understanding duration, work, and units

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A task's duration, work and assignment units are inextricably connected. The mathematical relationship is simple and it's the key to getting your resource assignments right every time. First, a few definitions. Duration is the length of a task from its start to its finish. If a task starts on Monday morning and ends on Friday afternoon, the duration is five work days. Work represents the person hours it takes to complete the task. For example, a task has duration of five days, but you are going to spend only 10 hours on the task. The work is 10 hours. Assignment units usually referred to as units, are the percentage of the assigned resources available time dedicated to the task. Full-time is 100%, half time is 50%. You can show units as a decimal, too. In that case full-time is 1.0 and half time is 0.5. Basic algebra is all it takes to understand the relationship between duration, work and units. Duration equals work divided by units. Suppose you estimate work at 40 hours and you…

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