Rev Preview File Edit View Go Tools Window nd impr o you w Help 0 D 90% Stevenson, W. J. - Operations management. (14th ed.). McGraw-Hill-Mcgraw-Hill (2021).pdf (page 806 of 929) How many weeks after the original start time should the project be finished? 7. Three recent college graduates have formed a partnership and have opened an advertising firm. Their first project consists of activities listed in the following table. a. Draw the precedence diagram. b. What is the probability that the project can be completed in 24 days or less? In 21 days or less? c. Suppose it is now the end of the seventh day and that activities A and B have been completed, while activity D is 50 percent completed. Time estimates for the completion of activity D are 5, 6, and 7. Activities C and H are ready to begin. Determine the probability of finishing the proj- ect by day 24 and the probability of finishing by day 21. Q Search operations notes Stevenson, W. J....21).pdf Screen Shot 2022-8 PM TIME IN DAYS Activity Immediate Predecessor Optimistic Most Likely Pessimistic A 5 6 7 B 8 8 11 A 6 8 11 D 9 12 15 E C 5 6 9 F D 5 6 7 G F 2 3 7 H B 4 4 1 End H E, G, I 5 7 5 8 6100 Extra DOCX resume 2021 vaccine and other info Screen Shot 2022-05 PM DOCX Resume 2/21/22 Password Screen Shot 2022-41 PM XLSX Hw operation Job Searc...notes xlsx d. The partners have decided that shortening the project by two days would be beneficial, as long as it doesn't cost more than about $20,000. They have estimated the daily crashing costs for each activity in thousands, as shown in the following table. Which activities should be crashed, and what further analysis would they probably want to do? Screen Shot 202221 PM Activity First Crash Second Crash $8 $10 D 10 11 Screen Shot 20229 PM Screen Shot 20225 PM Screen Shot 20228 PM E 9 10 F 7 9 G 8 9 CALL-DUTY MW2 10 H 7 8 6 8 Screen Shot Screen Shot Call of Duty "Belk College 2022-...19 PM-2022-...6 PM 2022-...0 PM 2022 7 PM 2022-3 PM Mode...rfare 2 K- Undergraduate Career Group Weight Resources