A farm owner is going to erect a maintenance building with connecting electrical gen-erator and water tank. The activities, activity descriptions and estimated durations aregiven in the following table. Construct the AOA network for this project, identify thecritical path and construct a Gantt chart for the project.DescriptionExcavateErect buildingInstall generatorInstall tankActivityAPredecessor Duration2BA6A4DAEInstall maintenance equipmentВ4FConnect generator and tank buildingB,C,D5GPaint finishВ3HCheck out facilityE,F2

Answered: A farm owner is going to erect a…

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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The following table provides the information necessary to construct a project network diagram and project crash data: Crash the project until no more crash can be performed How much it would cost The new critical path(s) Activity Immediate predecessor Activity Time (weeks) Activity Cost ($) Normal Crash Normal Crash A -- 16 8 2000 4400 B -- 14 9 1000 1800 C A 8 6 500 700 D A 5 4 600 1300 E B 4 2 1500 3000 F B 6 4 800 1600 G C 10 7 3000 4500 H D, E 15 10 5000 8000 End F, G, H
The table below contains information about an environmental clean-up project in the township of Hiles. Shorten the project threethree weeks by finding the minimum-cost schedule. Assume that project indirect costs and penalty costs are negligible. Identify activities to crash while minimizing the additional crash costs. Activity Normal Time (weekweeks) Crash Time (weekweeks) Cost to Crash ($ per weekweek) Immediate Predecessor(s) A 55 44 300300 None B 77 44 5050 None C 77 66 300300 A D 77 66 250250 A E 11 11 long dash— B F 33 33 long dash— C, D G 55 44 200200 D, E H 44 22 200200 F I 22 22 long dash— G Part 2 Fill in the table below with the activity times after crashing to show the resulting schedule. (Enter your responses as…
The VOXN Cinema is installing a new system to enhance the quality of movies shown. Assume that the following table provides information on the immediate predecessor relation and time estimated for each event. a. List the possible eight events which you think essential in expanding a Cinema. b. Draw a network diagram c. find the total time required to complete the project. d. List the critical events of the project. АСTIVITY IMMEDIATE TIME(WEEKS) PREDECESSOR A 3 В 4 A D B 2 E A 5 F 2 D, E 4 H F, G 5
At a local university, the Student Commission on Programming and Entertainment (SCOPE) is preparing to host its first rock concert of the school year. To successfully produce this rock concert, SCOPE has listed the requisite activities and related information in the following table (duration estimates measured in days). Immediate Most Activity Predecessor(s) Optimistic Probable Pessimistic A: Negotiate contract with - 10 11 12 selected musicians B: Reserve site - 8 10 12 C: Manage travel logistics A 2 7 9 for music group D: Screen & hire B 4 5 6 security personnel E: Arrange advertising C 7 7 7 & ticketing F: Hire parking staff A, D 8 9 16 G: Arrange concession sales E 6 7 11
Three activities are candidates for crashing on a project network for a large computer installation (all are, of course, critical). Activity details are in the following table: Normal Activity Time (days) A B с 7 4 11 Crash Time (days) 6 2 9 Normal Cost $5,000 $1,400 $4,200 Total Cost with Crashing Immediate Predecessor(s) $5,500 $3,100 $6,200 A
1b) Given the limited resources as indicated in the table above: Evaluate the officer’s chance to catch the robbers, if she arrives between minutes 47.5 and 49.5 after the robbery begins. [Calculate the probability for the critical path only]
← Consider the following crash data for a project. Times are given in weeks. ACTIVITY A B C D E F How many week(s) of crashing are available for activity E in the table above? Activity E has sweeks of crashing available. What will be the cost of activity E if it is completed in 3 weeks? The cost will be $ NORMAL TIME 4 7 8 3 7 6 CRASH TIME 4 5 3 1 1 3 NORMAL COST ($) 1,400 5,000 5,700 2,400 1,100 2,800 CRASH COST ($) 1,400 6,200 8,700 3,800 5,900 5,200 (s) po Time

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