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:ActivityABсNormal Time Crash Time NormalCost(days)7411(days)629$5,000$1,400$4,000Total CostwithImmediateCrashing Predecessor(s)$5,600$3,300$6,400a) Activity that should be crashed first to reduce the project duration by 1 day isAB

Formulae used: Crash cost per day =Crash cost - Normal costNormal time - Crash time

Answered: Three activities are candidates for…

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...

See similar textbooks

Similar questions

Given an activity's optimistic, most likely, and pessimistic time estimates of 4, 22, and 28 days respectively, compute the PERT expected activity time for this activity. 7 22 20 none of these 18
Slack guns for each of the activities
A project consists of seven activities, lettered A through F below. For each activity, the estimated normal time in number of weeks, crash time, normal cost, crash cost, and its preceding activity are given. Normal Time Crash Time Normal Cost Crash Cost Immediate Activity (weeks) (weeks) (Peso) (Peso) Predecessor(s) A 4 2,000 2,600 В 2 1 2,200 2,800 3 500 500 4 2,300 2,600 A E 3 900 1,200 В F 3 2 3,000 4,200 G 1,400 2,000 D, E 4 How much will the costs increase when this project is crashed at its maximum? O P 15,900.00 O P 12,300.00 O P 1,600.00 O Not in the choices O P 2,875.00
A project consists of seven activities, lettered A through F below. For each activity, the estimated normal time in number of weeks, crash time, normal cost, crash cost, and its preceding activity are given. Normal Time Crash Time Normal Cost Crash Cost Immediate Activity (weeks) (weeks) (Peso) (Peso) Predecessor(s) A 4 3 2,000 2,600 B 1 2,200 2,800 3 500 500 D 8 4 2,300 2,600 A E 6 900 1,200 В F 3 3,000 4,200 G 4 1,400 2,000 D, E If you wish to reduce the time required to complete this project by one week, which activity should be crashed? O Activity C O Activity D O Activity E O Activity B O Activity A
c) Total cost of crashing the project by 2 days = $_________ (Enter your response as an integer.)
Use the information provided to determine the critical path and calculate this path
The following table provides the information necessary to construct a project network diagram and project crash data: Crash the project until no more crash can be performed How much it would cost The new critical path(s) Activity Immediate predecessor Activity Time (weeks) Activity Cost ($) 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
Humber Web Design Co. is organizing a new project to increase efficiency and improve relations with their clients. The project manager for this initiative has broken the project up into several parts as follows: Activity Activity Description Immediate Predecessor Activity time (days) A Identify Client Base ― 44 B Develop Client Prospectus ― 35 C Perform Design Analysis ― 46 D Program Back End A, B, C 43 E Program Front End A 27 F Project Consolidation D, E 36 (a) For the given project, fill in the nodes of the network diagram below. A E 44 27 Start B D F Finish Time 35 43 36 Time C 46 (b) Using the network diagram, fill in the table. Make sure that you put the values in the appropriate columns. Activity Earliest Start (ES) Latest…
Design a Gantt chart using the following data. TASK ASSIGN TO START END DURATION STATUS Ferry Maintenance Maria 01/01/2023 08/01/2023 7 Completed Crew Scheduling Maria 08/01/2023 15/01/2023 7 Completed Passenger & Cargo Handling Maria 15/01/2023 22/01/2023 7 Completed Route Planning Kerry Ann 22/01/2023 04/02/2023 13 Completed Safety & Emergency Planning Kerry Ann 02/02/2023 11/02/2023 9 Completed Ticketing & Payment Kerry Ann 11/02/2023 18/02/2023 7 Completed Marketing & Website Design Shenae 18/02/2023 25/02/2023 7 Completed Advertising Shenae 25/02/2023 04/03/2023 7 Completed Testing Jenerlee 04/03/2023 11/03/2023 7 Completed Implementation Jenerlee 11/03/2023 26/03/2023 15 Completed
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]
Development of Version 2.0 of a particular accounting software product is being considered by Jose Noguera's technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table: Normal Crash Activity Time (weeks) Time (weeks) A B 3 1 3 4 3 2 2 a) Based on the given information regarding the activities for the project, the project length с D E F G 2 8 6 Normal Cost $2,100 $2,300 $500 $2,400 $900 $3,400 $1,600 weeks Total Cost with Crashing Immediate Predecessor(s) $2,700 $3,000 $500 $2,700 $1,350 $4,900 $2,200 С D, E
Find the activity duration (t), latest start (LS) and latest finish (LF) times for activity A. t=? 5 LS=? A 2 16 LF=? O t=11 weeks, LS-5 weeks, LF-16 weeks O t=21 weeks, LS-7 weeks, LF-18 weeks O t=11 weeks, LS=7 weeks, LF=18 weeks O t=11 weeks, LS=18 weeks, LF=7 weeks O t=11 weeks, LS-3 weeks, LF-14 weeks

SEE MORE QUESTIONS

Recommended textbooks for you

Practical Management Science

Operations Management

ISBN:

9781337406659

Author:

WINSTON, Wayne L.

Publisher:

Cengage,

Operations Management

ISBN:

9781259667473

Author:

William J Stevenson

Publisher:

McGraw-Hill Education

Operations and Supply Chain Management (Mcgraw-hi…

Operations Management

ISBN:

9781259666100

Author:

F. Robert Jacobs, Richard B Chase

Publisher:

McGraw-Hill Education

Practical Management Science

Operations Management

ISBN:

9781337406659

Author:

WINSTON, Wayne L.

Publisher:

Cengage,

Operations Management

ISBN:

9781259667473

Author:

William J Stevenson

Publisher:

McGraw-Hill Education

Operations and Supply Chain Management (Mcgraw-hi…

Operations Management

ISBN:

9781259666100

Author:

F. Robert Jacobs, Richard B Chase

Publisher:

McGraw-Hill Education

Business in Action

Operations Management

ISBN:

9780135198100

Author:

BOVEE

Publisher:

PEARSON CO

Purchasing and Supply Chain Management

Operations Management

ISBN:

9781285869681

Author:

Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson

Publisher:

Cengage Learning

Production and Operations Analysis, Seventh Editi…

Operations Management

ISBN:

9781478623069

Author:

Steven Nahmias, Tava Lennon Olsen

Publisher:

Waveland Press, Inc.

SEE MORE TEXTBOOKS