I Eise Visible to create the PERT diagram shown in Figure E3.2. It represents the activities involved in interviewing the users and observing their offices. 1, 2 80 H, 1 C, 2 E, 3 10. 40 NO Dummy 50 A Write Objectives B Determine Who to Interview C Write Questions D Prepare Interviewee E Interview Senior Management F Interview Operations Management G Record and Analyze Observations H Summarize Management Interviews .'1 Summarize Operations Interviews FIGURE E3.2 PERT diagram, interviewing users. List all paths and calculate and determine the critical path for the Interviewing Users PERT diagram