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Encyclopedia > PERT
PERT network chart for a seven-month project with five milestones (10 through 50) and six activities (A through F).
PERT network chart for a seven-month project with five milestones (10 through 50) and six activities (A through F).

The Program Evaluation and Review Technique commonly abbreviated PERT is a model for project management invented by United States Department of Defense's US Navy Special Projects Office in 1958 as part of the Polaris mobile submarine launched ballistic missile project. This project was a direct response to the Sputnik crisis. PERT Chart. ... PERT Chart. ... Project management is the discipline of defining and achieving targets while optimizing the use of resources (time, money, people, space, etc). ... The United States Department of Defense, abbreviated as DoD or DOD and sometimes called the Defense Department, is a civilian Cabinet organization of the United States government. ... 1958 was a common year starting on Wednesday of the Gregorian calendar. ... Polaris A-1 on launch pad in Cape Canaveral Polaris A-3 on launch pad in Cape Canaveral The Polaris missile was a submarine-launched, nuclear-tipped ballistic missile (SLBM) built during the Cold War by the United States Navy. ... USS Los Angeles A submarine is a specialized watercraft that can operate underwater. ... The Sputnik crisis was a turning point of the Cold War that began on October 4, 1957 when the Soviet Union launched the Sputnik 1 satellite. ...


PERT is basically a method for analyzing the tasks involved in completing a given project, especially the time needed to complete each task, and identifying the minimum time needed to complete the total project. A project is a temporary endeavor undertaken to create a unique product or service. ...


This project model was the first of its kind, a revival for scientific management, founded in Fordism and Taylorism. Though every company now has their own "project model" of some kind, they all resemble PERT in some respect. Only DuPont corporations critical path method was invented at roughly the same time as PERT. Taylorism or Scientific management is the name of the approach to management and Industrial/Organizational Psychology initiated by Frederick Winslow Taylor in his 1911 monograph The Principles of Scientific Management. ... The expression Fordism goes back to Henry Ford, who significantly improved mass production methods and developed (with several employees) the assembly line method of manufacturing early in the 20th century. ... Taylorism or Scientific management is the name of the approach to management and Industrial/Organizational Psychology initiated by Frederick Winslow Taylor in his 1911 monograph The Principles of Scientific Management. ... The DuPont Corporation was the Prime Contractor for the Hanford Engineering Works, a part of the Manhattan Project during World War II that was located at Hanford, Washington. ... The term may refer to Critical path -- a notion from project management Critical Path (book) by Buckminster Fuller This is a disambiguation page — a navigational aid which lists other pages that might otherwise share the same title. ...


The most famous part of PERT is the "PERT Networks", charts of timelines that interconnect. PERT is intended for very large-scale, one-time, complex, non-routine projects.


Each task's estimate in PERT is calculated in this below manner. Three types estimates needs to be done on each task namely optimistic,pessimistic and most likely.


The estimate would be made as (P+4M+0)/6.


See also

Project planning within project management is the process to quantify the amount of time and budget a project will cost. ...

External links

  • http://www.nnh.com/ev/pert2.html
  • http://www.netmba.com/operations/project/pert

  Results from FactBites:
 
PERT Chart (1309 words)
PERT was developed in the late 1950's for the U.S. Navy's Polaris project having thousands of contractors.
PERT originally was an activity on arc network, in which the activities are represented on the lines and milestones on the nodes.
Even if the beta distribution assumption holds, PERT assumes that the probability distribution of the project completion time is the same as the that of the critical path.
Candace Pert Summary (1623 words)
Pert refused to become involved in any controversy, however, and continued on at Hopkins as a National Institutes of Health fellow from 1974 to 1975, as a staff fellow from 1975 to 1977, a senior staff fellow from 1977 to 1978, and then as research pharmacologist from 1978 to 1982.
Pert contends that neuropeptides and their receptors are the biochemicals of emotions, transmitting information through a network that links the material world of molecules with the nonmaterial world of the psyche.
Pert is an internationally recognized pharmacologist who has published over 250 scientific articles on peptides and their receptors and the role of these neuropeptides in the immune system.
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