Program Evaluation and Review Technique (PERT) and Critical Path Method (CPM) help managers to plan the timing of projects involving sequential activities. ... a PERT or CPM diagram is less useful.

CPM and PERT use diagrams to analyze project activities, time and costs. Getty. Large, complex business projects require thousands of separate activities and can cost millions of dollars.

The Program Evaluation and Review Technique (PERT) is a widely used method for planning and coordinating large-scale projects. As Harold Kerzner explained ...