Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table forbuilding new motels.ActivityABEFaTime (weeks)428516m9912639b1224189421ImmediatePredecessor(s)AAABC, EActivityGHIJKa31741Time (weeks)a) The expected (estimated) time for activity C ish) The unrinnan for nativitu Cin Mwenke (Daund voir mananan to tun desimal almann Im31781b517124weeks. (Round your response to two decimal places.)ImmediatePredecessor(s)C, EFDFD, G, HI, J F6921C, Ea) The expected (estimated) time for activity C isb) The variance for activity C isc) Based on the calculation of the estimated times, the critical path isd) The estimated time for the critical path ise) The activity variance along the critical path isweeks. (Round your response to two decimal places.)weeks. (Round your response to two decimal places.)weeks. (Round your response to two decimal places.)weeks. (Round your response to two decimal places.)f) Using the standard normal table, the probability that Hopkins Hospitality will finish the project in 40 weeks or less isprobability and round your response to three decimal places.)(Enter as a

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Answered: Ross Hopkins, president of Hopkins…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter6: Optimization Models With Integer Variables

Section: Chapter Questions

Problem 100P

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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. Activity a m b Immediate Predecessor(s) Activity a m b Immediate Predecessor(s)A 6 8 12 - G 2 3 4 C, EB 1 9 24 A H 2 2 2 FC 8 14 16 A I 7 7 7 FD 4 7 10 A J 6 7 12 D, G, HE 1 2 4 B K 1 1 4 I, JF 6 9 20 C, E a) The expected (estimated) time for activity C is 13.33weeks. (Round your response to two decimal places.) b) The variance for activity C is 1.78weeks. (Round your response to two decimal places.) c) Based on the calculation of the estimated times, the critical path is A - C - F - H - J - K . d) The estimated time for the critical path is [ ? ] enter your response here weeks. (Round your response to two…
Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table for building new motels Activity a m b Immediate Predecessor(s) Activity a m b Immediate Predecessor(s)A 6 8 12 - G 2 3 4 C, EB 1 9 24 A H 2 2 2 FC 8 14 16 A I 7 7 7 FD 4 7 10 A J 6 7 12 D, G, HE 1 2 4 B K 1 1 4 I, JF 6 9 20 C, E a) The expected (estimated) time for activity C is 13.33 weeks. (Round your response to two decimal places.) b) The variance for activity C is 1.78 weeks. (Round your response to two decimal places.) c) Based on the calculation of the estimated times, the critical path is A - C - F - H - J - K d) The estimated time for the critical path is 43.1643.16 weeks. (Round your response to two decimal places.) e)…
11-23 Tom Schriber, the director of personnel of Manage-ment Resources, Inc., is in the process of designing a program that its customers can use in the job-findingprocess. Some of the activities include preparingresumés, writing letters, making appointments to seeprospective employers, and researching companiesand industries. The information on these activities isshown in the following table: (a) Construct a network for this problem.(b) Determine the expected time and variance foreach activity.(c) Determine ES, EF, LS, LF, and slack time foreach activity.
1.The chief engineer of firm XYZ is responsible for supervising the construction work of a road. He has identified the activities and their durations for each stage of operation. Activity Duration (days) Preceding activities A 5 - B 10 - C 1 - D 8 B E 10 B F 9 B G 3 A,D H 7 A,D I 4 F J 3 F K 5 C,J L 8 H,E,I,K M 4 CJ Draw a network diagram (AOA) for this road construction project. Which are the critical activities? How long the project will take?
Nikos Anastopoulos of EMPROSS Strategic IT Consultants, leads the development of a new football stadium. He developed the activities, durations, and predecessor relationships in the following table for delivering company valuations. Activity Predecessor Duration in Weeks A - 5 B - 3 C A, B 8 D C 3 E - 4 F E 10 G F 8 H E 18 I D 20 J D, G, I 7 K I 5 L H 10 6A. Draw the Network Diagram, and identify and discuss the project duration and the critical path using the following activity notation: the first pic: First: Draw the precedence diagram. Second: Using the notation given identify the duration of the project: you can type it. Third: identify the critical part and explain the critical path. Fourth: Explain your answer. This can be done by describing the process and the observations done once the answer has been found. 6B. Draw the project’s Gantt chart First: The…
The sigma chemical Co is planning to develop a new chemical process. They have identify the following activities.A. Test method 1 for the processB. Test method 2 for the processC. Select the best method and refine the problemD. Complete initial preparation of product facilitiesE. Train personnelF. Develop final procedures manualG. Run tests on the refined processH. Adjust the production processI. Set up complete production system J. Run final tests Requirements: 1. Draw the network path 2. Find the number of weeks/period to complete the task 3. Identify the critical path
As Jerry met with his executives to discuss the situation, the general manager, Tracy Lee, provided more information. She described the hotel as mainly targeting the upscale and luxury business market segments (75 percent), while also attracting the upscale and luxury leisure market segments (25 percent). The hotel’s main competitors are Four Seasons, J.W. Marriott, Shangri La, Mandarin Oriental, Landmark Hotel, and Conrad Hotel, which are all located within a two-mile radius. There is fierce competition among the hotels in this market segment, and firms have resorted to price-cutting tactics during economic downturns before. The products and services of the Great Eastern Hotel have been unique and of high quality. Guests have been particularly satisfied with the ambience of the hotel given that it has focused only on its core market segments for business. The rooms have been designed and appointed to satisfy its market segments. In fact, there has been a coherence among product…

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