What is the likelihood that the project described in the following table will be completed within 44 days? Activity Optimistic Most Likely Pessimistic Мean Variance Predecessor A 8 11 None В 8 10 A 13 16 A 4 8 В, С E 12 15 F 10 15 20 You need to calculate Mean and Variance.
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- Using PERT, Adam Munson was able to determinethat the expected project completion time for the construction ofa pleasure yacht is 21 months, and the project variance is 4.a) What is the probability that the project will be completed in17 months?b) What is the probability that the project will be completed in20 months?c) What is the probability that the project will be completed in23 months?d) What is the probability that the project will be completed in25 months?e) What is the due date that yields a 95% chance of completion?11. Using PERT, Adam Munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 24 months, and the project variance is 4. Part 2 a) The probability that the project will be completed in 20 months = ______ (round your response to four decimal places)The following information has been computed from aproject:Expected total project time = T = 62 weeksProject variance (s2p ) = 81What is the probability that the project will be completed18 weeks before its expected completion date?
- Management Firm is a consulting company that specializes in the development of decision support systems. Time (Weeks) Activity Description ImmediatePredecessor Optimistic Most Probable Pessimistic A Report generation 2 8 12 B Web scraping 4 9 11 C Testing A, B 1 1 1 (A) Based solely on the critical path, estimate the probability that the project will be complete within 11 weeks. (Round your answer to four decimal places.) (b) Using all paths through the project network, estimate the probability that the project will be complete within 11 weeks. (Round your answer to four decimal places.)The project described in the following table has just begun. It is scheduled to be completed in 11 weeks.Use Table B1 and Table B2. Activity Estimated Time(weeks) Standard Deviation(wks.) 1-2 4 0.70 2-4 6 0.90 1-3 3 0.62 3-4 9 1.90 a. If you were the manager of this project, would you be concerned? (Round your intermediate calculations to 2 decimal places and "Probability" values to 4 decimal places.) because the probability of finishing on schedule is only about . b. If there is a penalty of $5,000 a week for each week the project is late, what is the probability of incurring a penalty of at least $5,000? (Round your intermediate calculations to 2 decimal places and "Probability" values to 4 decimal places.) Probability Have worked this with various formulas and all come back wrong. Where am I making a mistakeThe following table describes project XYZ Duration Predecessor Variance A 5 2 B 3 A 1 C 13 A 6 D 18 B 2 E 10 B 4 F 4 D, E 1 G 11 C, E 5 H 9 F, G 2 I 2 H 1 Based on the information provided, perform the following tasks: Identify the crucial path and project duration Calculate probability that the project in going to be completed after the day 45
- 2. A small software development project at Krishna Dhir's firm has five major activities. The times (in days) are estimated and provided in the table below: Activity Immediate Predecessor a m b A − 2 5 8 B − 3 6 9 C A 4 7 10 D B 2 5 14 E C 3 3 3 a) The expected completion time for this project is ___ days (enter your response as a whole number). b) The project variance of completion time is ___ days (enter your response as a whole number). c) The probability that this projectbe can be completed in 17 days or less is ____ (keep two decimal places). d) The probability that it will take more than 17 days to complete this projectbe is __ (keep two decimal places). e) The due date that yields a 98% chance of completion is ____ days (keep two decimal places).Coleman Rich Control Devices, I nc., producescustom-built relay devices for auto makers. The most recent projectundertaken by Rich requires 14 different activities. Rich's managerswould like to determine the total project completion time(in days) and those activities that lie along the critical path. Theappropriate data are shown in the following table.a) What is the probability of being done in 53 days?b) What date results in a 99% probability of completion?Dave is the project manager for a construction project that is building agazebo. When the project first started, he met with the stakeholders to definethe scope. The sponsors mentioned that the gazebo is a really important partof their daughter’s wedding ceremony that was planned for 7 months fromthen. In fact, they said that if the gazebo couldn’t be completed in 7 months, itwouldn’t be worth it for them to even start the project. Dave wrote down the7-month deadline to put in his Project Scope Statement. In which section ofthe document did the deadline appear?”A. Project ConstraintsB. Project DeliverablesC. Project ObjectivesD. Project Assumptions Which of the following is a “hygiene factor” under Herzberg’s Motivation-Hygiene Theory?A. Recognition for excellent workB. Self-actualizationC. Clean clothingD. Good relations with coworkers and managers
- Following are the activities of a project: Activity time in weeks Immediate Most Most MostActivity Precedence Optimistic Likely PessimisticA None 4 7 13B A 6 9 11C A 5 7 09D B 3 5 07E C 7 8 10F D 2 3 05G E 6 7 08H F&G…you decide to estimate duration and standard deviation of a project using PERT method. the project has 3 steps the following are the optimistic, most likely and pessimistic durations in weeks:step 1: 2,5,10Step 2: 1,3,13Step3: 7,8,11,what is the estimated duration and standard deviation of the project duration?Estimated Duration =16 standard Deviation =4.9Estimated Duration =18 standard Deviation =4.9Estimated Duration =18 standard Deviation =2.49Estimated Duration =16 standard Deviation =24The project manager of a task force planning the construction of a domed stadium had hopedto be able to complete construction prior to the start of the next college football season. Afterreviewing construction time estimates, it now appears that a certain amount of crashing will beneeded to ensure project completion before the season opener. Given the following time and costestimates, determine a minimum-cost crashing schedule that will shave five weeks off the projectlength. Note: No activity can be crashed more than two weeks.CRASHING COSTS ($000)Activity Immediate Predecessor Normal Time (weeks) First Week Second WeekA — 12 $15 $20B A 14 10 10C — 10 5 5D C 17 20 21E C 18 16 18F C 12 12 15G D 15 24 24H E 8 — —I F 7 30 —J I 12 25 25K B 9 10 10M G 3 — —N H 11 40 —P H, J 8 20 20End K, M, N, P