Practical Operations Management
2nd Edition
ISBN: 9781939297136
Author: Simpson
Publisher: HERCHER PUBLISHING,INCORPORATED
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Chapter 7, Problem 5P
Summary Introduction
Interpretation: Type of probability distribution with which path lengths through a network can be modeled is to be determined.
Introduction:
PERT diagram is a graphical project management tool used to organize and analyze project and it’s activity. It defines time duration for a project and also for each activity in a project.
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(b) Identify all of the paths on the network diagram and note how long they are, using Figure 6- 8 as a guide for how to represent each path. Be sure to round up the duration for all activities.
What is the answer in the shortest path and shortest duration?
What is the difference between an activity-on-arrow (AOA)network and an activity-on-node (AON) network? Which isprimarily used in this chapter?
Chapter 7 Solutions
Practical Operations Management
Ch. 7 - Prob. 1DQCh. 7 - Prob. 2DQCh. 7 - Prob. 3DQCh. 7 - Prob. 4DQCh. 7 - Prob. 5DQCh. 7 - Prob. 6DQCh. 7 - Prob. 1PCh. 7 - Prob. 2PCh. 7 - Prob. 3PCh. 7 - Prob. 4P
Ch. 7 - Prob. 5PCh. 7 - Prob. 6PCh. 7 - Prob. 7PCh. 7 - Prob. 8PCh. 7 - Prob. 9PCh. 7 - Prob. 10PCh. 7 - Prob. 11PCh. 7 - Prob. 12PCh. 7 - Prob. 13PCh. 7 - Prob. 14PCh. 7 - Prob. 15PCh. 7 - Prob. 16PCh. 7 - Prob. 17PCh. 7 - Prob. 18PCh. 7 - Prob. 19PCh. 7 - Prob. 20PCh. 7 - Prob. 21PCh. 7 - Prob. 22PCh. 7 - Prob. 23PCh. 7 - Prob. 24PCh. 7 - Prob. 25PCh. 7 - Prob. 26PCh. 7 - Prob. 27PCh. 7 - Prob. 28PCh. 7 - Prob. 29PCh. 7 - Prob. 30PCh. 7 - Prob. 31PCh. 7 - Prob. 32PCh. 7 - Prob. 1.1QCh. 7 - Prob. 1.2QCh. 7 - Prob. 1.3QCh. 7 - Prob. 1.4QCh. 7 - Prob. 2.1QCh. 7 - Prob. 2.2QCh. 7 - Prob. 2.3Q
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- What is the difference between an activity-on-arrow(AOA) network and an activity-on-node (AON) network?arrow_forwardIn making a forward pass through a network, three activities are immediate predecessors for activity T and one following activity. What is the late start time for activity T? Group of answer choices: - the LS of the following activity plus the activity time of T - the smallest EF for the three activities that are immediate predecessors for activity T - the LF of the following activity minus the activity time of T - the LS of the following activity minus the activity time of T - the largest EF for the three activities that are immediate predecessors for activity Tarrow_forwardThe project duration in a network model can be determined by the largest value of which variable associated with the critical path?arrow_forward
- The table below represents a IS project set of activities, its expected completion time (weeks) and preceding activities. Activity Expected Time (weeks) Preceding activities A 5 None B 4 None C 10 A D 8 B E 14 B F 6 C, D G 7 D, E, F H 3 F, G Draw a network diagram for the IS project shown above. For each activity, calculate its earliest completion time (TE) and latest completion time (TL). Label TE and TL on the network diagram. Calculate the slack time for each activity.arrow_forwardConsider the project given on the table, construct a network diagramarrow_forwardImagine the benefits of route planning with in-car navigation. Consider the downsides. Consider all the worst-case scenarios to prepare.arrow_forward
- Find the following: 1- The optimum period and the corresponding time 2- The network plan detailed in the table below, noting that the additional cost is $ 1500 per week Activity Normal duration Normal cost Crash duration Crash cost weeks 2$ 2000 weeks 2$ 1-2 11 9. 10000 1-3 17 3000 14 12000 2-3 8. 6. 3600 6. 6000 3-4 6000 4 11000arrow_forwardWhat's the best way to resolve this problem? Kelle Carpet and Trim installs carpet in commercial offices. Peter Kelle has been very concerned with the amount of time it took to complete several recent jobs. Some of his workers are very unreliable. A list of activities and their optimistic completion time, the most likely completion time, and the pessimistic completion time (all in days) for a new contract are given in the following table: Activity a m b Immediate Predecessor(s) Activity a m b Immediate Predecessor(s) A 3 5 9 - G 1 2 3 A, E B 4 5 6 - H 4 6 8 F C 1 2 3 - I 10 11 12 G D 7 8 9 C J 15 17 19 C E 1 3 5 B, D K 4 8 12 H, I F 5 10 15 A, E b) Activities on the critical path for the project are C - D - E - F - H - K c) For the given project, the earliest start (ES) and earliest finish (EF) are: For the given project, the latest start (LS) and latest finish (LF) are: (Round your responses to two decimal places.) Referring to the…arrow_forwardRoss Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table for building new motels. Activity A B E F a Time (weeks) 4 2 8 5 1 6 m 9 9 12 6 3 9 b 12 24 18 9 4 21 Immediate Predecessor(s) A A A B C, E Activity G H I J K a 3 1 7 4 1 Time (weeks) a) The expected (estimated) time for activity C is h) The unrinnan for nativitu Cin Mwenke (Daund voir mananan to tun desimal almann I m 3 1 7 8 1 b 5 1 7 12 4 weeks. (Round your response to two decimal places.) Immediate Predecessor(s) C, E F D F D, G, H I, Jarrow_forward
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