Calculate the weighted average (te) for each activity

Given the activity's three points estimations, calculate the weighted average activity duration. Use the formula in Appendix 7.1 and calculate the weighted average (te) for each activity. NOTE: Stop at the weighted average (te) for each activity. Optimistic Most Activity (Bolded is the Likely Pessimistic Duration Duration Immediate Predecessor deliverable) (unit-days) Duration (unit=days) (unit-days) Data Migration Center Project 1.1 Team Meeting in 1.5 1.2 Hire Contractors 7 12 IN 4 1.3 Network Design 10 14 20 2 1.4 Ventilation System 16 1.4.1 Order Ventilation 19 21 25 2 System 1.4.2 Install Ventilation 6 15 6 System 1.5 New Racks 1.5.1 Order Racks 12 14 21 2 10 1.5.2 Install Racks 20 21 35 9. 15 1.6 Power Supplies and 11 Cables 12 1.6.1 Order Power Supplies 6 7 14 2 and Cables 13 1.6.2 Install Power Supplies 7 12, 15 14 1.6.3 Install Cables 8 10 12, 15 1.7 Renovation of Data 15 18 20 25 3. 4 Center 16 1.8 City Inspection 1 2 2 7, 10, 13, 14 17 1.9 Switchover Ops Checks 5 7 20 16 1.10 Validation Tests with 18 10 14 21 17 clients 19 1.11 Project Closure 2 18 meeting