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Wiktionary
program evaluation and review technique

alt. (context operations English) A method for diagramming and analyze the flow of dependent tasks and other events in a project. n. (context operations English) A method for diagramming and analyze the flow of dependent tasks and other events in a project.

Wikipedia
Program evaluation and review technique

The '''program '(or project)' evaluation and review technique''', commonly abbreviated PERT, is a statistical tool, used in project management, which was designed to analyze and represent the tasks involved in completing a given project. First developed by the United States Navy in the 1950s, it is commonly used in conjunction with the critical path method (CPM).