• Draw the Network diagram. • Calculate expected time and variance for each activity. • Find the critical path. • Calculate the total project completion time. Find project variance.
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A: ANSWER IS AS BELOW:
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- An advertising project manager developed the network diagram shown in Figure 2.10 for a new advertising campaign. In addition, the manager gathered the time information for each activity, as shown in the accompanying table. a. Calculate the expected time and variance for each activity. b. Calculate the activity slacks and determine the critical path, using the expected activity times. c. What is the probability of completing the project within 23 weeks?Problem #2 Develop a network for the problem (below). Determine the total project completion time and the critical path(s). Activity Immediate Predecessors Time (Days) A - 3 B - 7 C A 4 D B 2 E C, D 5 F A 6 G E, F 3Consider the following data for a project to install a new server at the Northland Pines High School: Activity a. Choose the correct network diagram below. O A. Activity Time (days) Immediate Predecessor(s) 3 5 6 A 4 B III 1 B 5 B, C 3 D, E 6 5 6 A B C E G O B. A F F G, H, I
- OPERATIONS MANAGEMENT AND OPERATIONS RESEARCH QUESTION 1 Draw the activity-on-node (AON) project network associated with the following activities for Ewoenam's consulting company project. How long should it take Ewoenam and her team to complete this project? What are the critical activities? Derive a table showing the ES, EF, LS, LF, Slack Time and Critical Path. Activity Immediate Predecessor(s) Time (days) A - 3 B A 4 C A 6 D B 6 E B 4 F C 4 G D 6 H E, F 8 QUESTION 2 Given the activities whose sequence is described by the following table, draw the appropriate activity-on-node (AON) network diagram. Which activities are on the critical path? What is the length of the critical path? Activity Immediate Predecessor(s) Time (days) A - 5 B A 2 C A 4 D B 5 E B 5 F C 5 G E,F 2 H D 3 I G, H 5Textbook PB Question 1A/BD: a) Draw a project network from the table above b) What activity(s) is a burst activity? What activity(s) is a merge activity? 3. What is the length of the project? 4. What is the critical path? c) Make the Gantt chart d) Build the project network using expected activity times based on the new table below e) What would be the expected length of the project? f) What would be the project standard deviation? g) Using a z-table (one can be found here: https://statisticsbyjim.com/hypothesis-testing/z-table/ ), what is the probability that the project can be completed in 28 weeks?Activity Predecessor Duration A - 6 B A 8 C A 6 D C 4 E B 6 F b.d 7 G C 5 H F,G 6 I E, H 4 Construct the network diagram Find each activity’s ES, EF, LS and LF. Calculate the slack for each activity. How long will it take to complete the project
- Memorial College is considering building a new multipurpose athletic complex on campus. The following activities would have to be undertaken before construction can begin. Activity Description ImmediatePredecessor Time(weeks) A Survey building site 7 B Develop initial design 10 C Obtain board approval A, B 13 D Select architect C 3 E Establish budget C 5 F Finalize design D, E 14 G Obtain financing E 11 H Hire contractor F, G 9 (a) Draw a project network. (b) Identify the critical path. (c) Develop the activity schedule for the project. Activity EarliestStart LatestStart EarliestFinish LatestFinish Slack A B C D E F G H (d) What is the expected completion time for the project? The expected completion time is weeksSolved Problem 1 DO YOUR HOMEWORK An advertising project manager developed the network diagram shown in Figure 2.10 for a new adver- tising campaign. In addition, the manager gathered the time information for each activity, as shown in the accompanying table. TIME ESTIMATES (WEEKS) a. Calculate the expected time and variance for each activity. b. Calculate the activity slacks and determine the critical path, using the expected activity times. c. What is the probability of completing the project within 23 weeks? Activity Optimistic Most Likely Pessimistic Immediate Predecessor(s) A 1 4 7 В 6 7 3 3 6 В 13 14 A Good Luck E 3 12 A, C F 8 16 B G 1 E, FOperation mangement Using the Critical Path Method (CPM) in developing a Project Management Network Diagram, what is the critical path for the following project? Activity Precedent Acvity Completion Time A NONE 3 B A 2 C B 4 D B 5 E C 6 F E 2 G E 2 H D 6 I D 5 J G, H 4 K F, J 3 L I 4 M L 2 N K, M 1 a) A-B-C-E-F-K-N b) A-B-C-E-G-J-K-N c) A-B-D-H-J-K-N d) A-B-D-I-L-M-N e) A-B-D-H-G-J-K-N Using the Project Management Network Diagram developed in question 3, what is the estimated completion time for the project? The below table outlines the activities, precedent activities, and the completion times of activities (in weeks). Activity Precedent Acvity Completion Time A NONE 3 B A 2 C B 4 D B 5 E C 6 F E 2 G E 2 H D 6 I D 5 J G, H 4 K F, J 3 L I 4 M L 2 N K, M 1 a) 23 weeks b) 24 weeks c) 25 weeks d) 26 weeks e) 27 weeks
- Table 5 Activity Predecessor Duration (weeks) A 5 4 C A,B 10 D 5 E C,D 7 F С, А 5 G D 4 H F,E,G1) given the pert chart below, Activity predecessor optimistic time (days) likely time(days) pessimistic time(days) F _____ 3 6 10 G F 4 8 14 H F, G 1 3 8 I G, H 5 7 10 J H 2 4 8 K I, J 2 5 9 a. Construct a network diagram b. State the expected finish time and critical path of the project. (inclusive of the dummy start and dummy finish ) c. State the probability of the project being finished in 28 days.