Question: For PERT method, optimistic, most likely and pessimistic duration times are shown for each project activity. Identify the 95% confidence interval for total project duration.

For PERT method, optimistic, most likely and pessimistic duration times are shown for each project activity. Identify the 95% confidence interval for total project duration. You must show your work.

Predecessors A B MOOL E F F Activity Description Site Work (A) Foundation (B) Framing (C) Plumbing Rough-in (D) Roofing (E) Install Exterior Windows & Doors (F) Electric Rough-in (G) H.V.A.C (H) Siding (1) Insulation (J) Drywall (K) Paint Exterior (L) Paint interior Drywall/Stain Trim (M) Install Interior Trim (N) Install Tile, Carpet, Hardwoods (O) Install Fixtures Connect Appliances (P) Install Kitchen Cabinets Countertop (Q) Exterior Landscaping (R) Electrical Final Trim (S) Hardware (cabinets, doors) (T) Final touch ups (U) Cleaning (V) Final Walk-through (W) Move-in (To, Tm. Tp) Days 4, 7, 10 28, 30, 35 15, 22, 30 7, 10, 12 2, 4,7 1, 2, 3 5, 8, 10 5,8,9 2, 5, 7 1,2,3 7,10, 14 2, 3, 5 3, 5, 7 4,7,9 8, 10, 12 3, 6, 8 3, 4,5 4. 7. 10 2, 4, 6 3,6,8 2, 4, 6 1, 2, 3 0.5,1, 2 3, 4, 5 F H, D, G J I K M N OO L Q Q R, P.T, S U V W

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