Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table forbuilding new motels.ActivityABCFAaTime (weeks)418516m9814729b12231810420ImmediatePredecessor(s)AAABC, EActivityGH1JKa31741Time (weeks)m31781b517124ImmediatePredecessor(s)C, EFFD, G, HI, J a) The expected (estimated) time for activity C is weeks. (Round your response to two decimal places.)b) The variance for activity C isweeks. (Round your response to two decimal places.)c) Based on the calculation of the estimated times, the critical path isd) The estimated time for the critical path isweeks. (Round your response to two decimal places.)e) The activity variance along the critical path isweeks. (Round your response to two decimal places.)f) Using the standard normal table, the probability that Hopkins Hospitality will finish the project in 42 weeks or less is. (Enter as aprobability and round your response to three decimal places.)

NOTE: We are allowed to do the first three sub-parts only. The critical path is the…

Answered: Ross Hopkins, president of Hopkins…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

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

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Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table for building new motels. Time (weeks) Activity A B C D E F a 6 2 9 4 1 6 m 8 8 12 7 3 8 b 12 23 16 10 4 21 Immediate Predecessor(s) A A A B C, E Activity G H J K a 3 2 5 4 1 Time (weeks) m 3 2 5 8 1 a) The expected (estimated) time for activity C is b) The variance for activity C is weeks. (Round your response to two decimal places.) c) Based on the calculation of the estimated times, the critical path is b 4 2 5 12 4 weeks. (Round your response to two decimal places.) D Immediate Predecessor(s) C, E F F D, G, H I, J d) The estimated time for the critical path is weeks. (Round your response to two decimal places.) e) The activity variance along the critical path is weeks. (Round your response to two decimal places.) f) Using the standard normal table, the probability that Hopkins Hospitality will finish the project in 36 weeks or less is (Enter as a…
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Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table for building new motels. Draw the AON net- work and answer the questions that follow. Time Estimates (in weeks) Immediate Activity Predecessor(s) Optimistic (a) Most Likely (m) Pessimistic (b) 4 8. 10 A 8 24 C A 8 12 16 4 6 10 B 2 4 5 F E, C 6 8 20 G E, C 2 3 4 F F 6 6 D, G, H 4 12 K I, J 3 A. (5 points) Draw AON diagram of the project, including activity durations. B. (4 points) Based on the calculation of estimated times, what is the critical path? C. (4 points) What is the estimated time of the critical path? D. (7 points) What is the activity variance along the critical path? What is the probability of completion of the project before week 38?

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