Network analysis: PERT and CPM
General · Mathematics
Study notes
Q: Project: A(2)→B(3), A→C(4)→D(1), B→D. Find critical path and duration. Paths: A-B-D: 2+3+1 = 6. A-C-D: 2+4+1 = 7. Critical: A-C-D, duration 7! B has slack: earliest B ends 5, latest 6: slack 1. Crash: shorten critical! PERT: t_e = (optimistic+4likely+pessimistic)/6!