The critical path is the minimum time it will take ... It remains the most widely used project management chart. Like the PERT chart, the Gantt chart is a graphical depiction of a project timeline.

It then applies the Central Limit Theorem to the duration of this critical path and interprets the result as pertaining to the project duration. Output 2.21.1: PERT Statistical Estimates: Gantt Chart ...

PERT and CPM are both methods for predicting the cost and completion time of projects. PERT is usually concerned just with the time taken, while CPM looks at cost/time tradeoffs. PERT and CPM belong ...