2. Consider the following project:Immediate Optimistic Most Probable Pessimistic(days)Predecessor(days)(days)ActivityA11ВA46.8CA246В, С123EВ34FA1GD13G23IЕ, Н, F111• 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.

Let: a= OPTIMISTIC TIME b= PESSIMISTIC TIME m= MOST LIKELY TIME Te = EXPECTED TIME = (a+4m+b)/6…

Answered: • Draw the Network diagram. • Calculate…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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1. Activity Activity Activity Slack Predecessor Duration (In weeks) a 3 b a d b,c 1 e 3 d,e g d, f 4 h G 1 a) Draw an Activity on Node Diagram. Compute the early and Latest starting and finish time. Compute slack times. b) Find out the possible paths and the critical path. What are the critical activities? c) If we delay activity 'd' and 'e' by 3 days, how would it impact the project completion time? 2. 2. 2.
please only anwer the C part
4
DURATION, DAYS NORMAL ACCELERATED 5 3 5 4 3 2 5 # 3 # 3 ACTIVITY NODE A 0-1 B 0-2 C 0-3 D 1 to 2 E 2 to 3 4 F 3 to 4 5 determine the following: -Normal cost -additional cost -maximum crash time for activity A 7 NORMAL COST, PESO ACCELERATED 1,600.00 4,000.00 15,000.00 3,500.00 1,500.00 1,800.00 1,000.00 € 3,000.00 12,000.00 3,000.00 € 1,000.00 # 1,000.00
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 weeks
Operation 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
Q2: For the activities shown below, use Activity on Arrow diagram (A.O.A) to find: 1. Total Duration of the project 2. Critical paths 3. Create a table for the following information (E.S, E.F, L.F, L.S and T.F) Activity A B C D Duration 5 7 4 8 days Followed by DE D 4F G H 1 E F 4 8 J J G 7 J K K H 9 1 J K L M N R 12 9 K M L 6 5 LN 3 15 R 7 R 8 1

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• 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.