ExercisesDays1. Use the following information to compress one time unit per move using the least-cost method. Reduce the schedule until you reach the crash point of the network.For each move identify what activity or activities were crashed and the adjustedtotal cost.O 12111098Act.AВBLOWFNote: The correct normal project duration, critical path, and total direct cost areprovided.AB3Crash Cost (slope)501006060700B883IndirectCost ($)500425350275200C4D3Maximum Crash TimeE42210The question is missing the indirect cost,here are the indirect cost for the projectF1xNormal Time33434Initialproject duration: 121Total direct cost: $1,000Normal Cost150100200200200150Focus=

A project crashing is a process that helps to reduce the total project duration using aditional…

Answered: Exercises Days 1. Use the following…

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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managerial implication of that probability? Approximate the probability that activity 3- 4 will have positive slack. What is the Find the length of the critical path and the project duration Compute slack for each event and find the critical path Compute the expected time and variance for each activity Draw the project network | 111. ii. 1i. 6. 3. 7. 2. 1. 5. 2-6 2. 1. 4 4 – 5 2 3 3. 6. 4. 1- 5 5. 3. 6. 2. 3. 1. 3 4 8. 1-3 5. 3. 1-2 to Activity to Activity 拜5 (a) Consider a project for which the following activities and time estimates in weeks apply: 2. 8. 21 4,
You are the project manager of the software installation project in the table below. You would like to find the minımum-cost schedule for your project. There is a $500-per-week penalty for each week the project is delayed beyond week 25. In addition, your project team determined that indirect project costs are $2,000 per week. Normal Cost Crash Time Crash Cost ($) 3,000 3,000 10,000 Normal Time (weeks) Immediate Activity Predecessor(s) (weeks) (S) A 1 3,000 6,000 C A 9. 8. 12,000 8 2. А, В 10 3,000 9.000 4,000 5,000 2,000 3.000 5,000 9,000 7,000 12 6. E, F 2 1 G 5.000 C, F 8 2,000 8.000 a. What would be your target completion week? The target completion week is week (Enter your response as an integer.)
You are the manager of a project to improve a billing process at your firm. The table below contains the data you will need to conduct a cost analysis of the project. Indirect costs are $1,800 per week, and penalty costs are $800 per week after week 12. Activity A BCDEF Immediate Predecessor(s) - A B B, C Normal Time (weeks) Crash Time (weeks) 4 1 3 1 3 6 6 5 1 6 7 Normal Cost Crash Cost ($) ($) 5,000 8,500 7,500 9,500 4,000 4,000 6,500 12,500 3,500 7,000 4,000 7,000 a. What is the minimum-cost schedule for this project? The minimum-cost schedule is weeks. (Enter your response as an integer.) b. What is the difference in total project costs between the earliest completion time of the project using "normal" times and the minimum-cost schedule you derived in part (a)? The minimum-cost schedule costs $ less than using the "normal" times. (Enter your response as an integer.)
Project # SR 55H has finished 13 months of a 24 month planned schedule. You are given the metrics below: What is the project status? Budget for the program = $55,000; EV (cumulative) = $27,500; AC (cumulative) = $25,225 a. There appear to be no problems, the project could finish slightly under plan. b. The project is behind schedule, but will finish on time if they are about 12.5% more efficient. c. The Project now is ahead of plan, but might have a problem in finishing on time. d. The Project is in trouble and the team needs to be about 9% more efficient to finish on original plan. e. You cannot tell based on the metrics above. f. You have no idea what to say; they asked the wrong person.
Justify the usage of earned value management (EVM) to control costs and monitor project success, and hypothesize on why it is not utilized more often. What are some broad guidelines for determining if a cost variation, a schedule variance, a cost performance index, or a schedule performance index is positive or negative?
Use the following project status information to calculate each of the requested EVM numbers below (a-i).The project status is reported at the end of week 13. Task Budget Cost Budget Duration Status as of Week 13 A $5,000 2 Weeks 100 percent complete $5,000B $8,500 3 Weeks 100 percent complete $9,000C $15,000 4 Weeks 75 percent complete $14,000D $10,000 4 Weeks 50 percent complete $9,000 E $12,000 4 Weeks Not startedF $15,000 5 Weeks Not started a. Planned Valuedb. Actual costc. Cost varianced. Schedule variancee. Cost performance indexf. Schedule performance indexg. Budget at completionh. Estimation to completei. Estimation at completion
A group of developers is building a new shopping center. A consultant for the developers has developedthe following table of activities, durations and predecessors. Determine the earliest start times andfinish times, latest start and finish times, activity slack, critical path and duration for the project. Thereis a Bonus for finishing the project at 90% of the projected date. The bonus for early completion is$50,000. Which activities should be crashed, if the cost for 1 week reduction, for any activity, is $3500per week, and what is the total cost of crashing? And, Net Bonus, if any.
You are the project manager of the softwaration project in the table below. You would like to find the minimum-cost schedule for your project. There is a $500-per-week penalty for each week the prop delayed beyond week 25. In addition, your project team determined that indirect project costs are $2,000 per week. 9 Normal Activity Immediate Predecessor(s) Time (weeks) 1 A B C D E F G H 1 a. What would be your target completion week? The target completion week is week A A, B B D E. F G C.F (Enter your response as an integer.) b. How much would you save in total project costs with your schedule? Total Savings S (Enter your response as an integer) 79832N 10 12 8 Normal Cost (S) 3,000 3,000 10,000 3,000 4,000 2,000 3,000 5,000 2,000 Crash Time (weeks) 1 58829136 Crash Cost ($) 3,000 6,000 12,000 9,000 5,000 5,000 9,000 7,000 8,000
#14 A project has eight activities that need to be completed (Activity A to H) and will be completed in 20 weeks. The EET, LET and duration for activity F are as per the diagram below. If activity F is revised from 4 weeks to 8 weeks, calculate the new completion time for the project. 12 16 12 16 F4 6. Answer 2014- 2022 Chat With Us ENG 920 AM
The following table shows estimates of activity times (in weeks) for a project: b. What is the probability that the project will be completed within 33 weeks? c. What is the probability that the project will be completed in more than 34 weeks? Activity d. What is the probability that the project will be completed in 35 weeks? ABCDEFG А G Optimistic Most Probable Time Time 5 6 3.5 4 3 6 7 5 9 4 6.5 Suppose that the critical path is A-C-E-F-G. Use Appendix A to answer the questions. Do not round intermediate calculations. Round your answers to three decimal places. a. What is the probability that the project will be completed within 36 weeks? 6 10.5 Pessimistic Time 7 4.5 5 10 9 7 15
1. Your company has just received an order from a good customer for a specially designed electric motor. The contract states that, starting on the 13th day from now, your firm will experience a penalty of $100 per day until the job is completed. Indirect project costs amount to $200 per day. The data on direct costs and activity precedence relationships are given in Table below. Table 1: ELECTRIC MOTOR PROJECT DATA Normal Time Immediate Activity (days) Normal Cost ($) Crash Time (days) Crash Cost ($) Predecessor(s) A 4 1,000 3 1,300 None 7 1,400 4 2,000 None C 2,000 4 2,700 None 6. 1,200 1,400 A E 3 900 2 1,100 B F 11 2,500 3,750 C 4 800 3 1,450 D, E 3 300 1 500 F, G a. Draw the project network diagram. b. What completion date would you recommend?
9. A project has the following activities, with specified precedents, expected durations (in days), and crash cost/day. Each activity can be crashed to a minimum duration of 1 day. (This is the same network as a previous problem.) What is the minimum total cost to shorten the project by 2 days? Round your answers to 2 decimals. Activity Precedent Duration Crash cost/day A - 3 $350 B A 3.8 $250 C A 6 $400 D B 6 $150 E B 4.1 $200 F C 4 $275 G D 6.2 $500 H E 8 $300 Answer:

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