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The Project Management Tool Kit: 100 Tips and Techniques for Getting the Job Done Right by Tom Kendrick

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Refine Duration Estimates and Reconcile with Effort Estimates

Refine the initial duration estimates using factors specific to your project such as:

  • Project constraints and assumptions

  • Any unclear project specifications from scope planning

  • Any known delays or requirements for synchronization of work from activity sequencing

  • Probable scope changes

  • Technical complexity

  • Requirements for unusually high reliability or performance

  • Overall project length

  • Requirements for innovation, investigation, or invention

  • Training

Duration and effort estimates (from cost estimation) are closely linked. Which you do first for project planning does not matter much, but reconcile them before finalizing a baseline plan. Adjust any estimates of duration to ensure consistency ...

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