Maintaining project quality requires periodic process re-examination. Some process audits are scheduled as part of quality planning. Other audits are triggered by plan variance analysis, quality control problems, project reviews, or lessons learned.

Whatever the motivation, quality assurance begins with a list of all known problems related to project processes, and probes to detect any additional issues. If any measured results are not as planned (both adverse variances and beneficial ones), there may be a process problem. Examine the cost and effort required to do project work to detect examples of situations where the outputs may be acceptable but the execution efficiency is poor. Interview team members involved in project activities ...

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