(Use the information below to solve Q11 - Q20)Given the following information regarding a project:PredecessorsNoneNoneaabbActivityabCdeCDfOCghDuration31344523c, efWhich of the following is NOT a path in the network?O a-dO a-c-gb-c-gO b-e-gb-f-h What is the LF for activity a?O 00 1O 3O 405

The network diagram for the above project can be drawn as:The different paths from the first event…

Answered: (Use the information below to solve Q11…

Practical Management Science

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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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Project Management
2. The time estimates (in weeks) for the activities of a PERT network are given below. (i) (ii) 1-2 1-3 1-4 2-5 3-5 4-6 5-6 18 9 10 8 16 7 Activity to 24 16 3 tm 7 9 20 14 2 tp 9 20 11 11 28 18 4 Draw the project network and calculate the project length. Calculate the standard deviation and variance along the critical path. (iii) Find the probability of completing the project one day earlier and 2 days later.
Use (AON) method
The project manager of XWZ, glass Inc. gathered the data as shown in Table 1 for a new advertising campaign. Table 1: Activity Data for Advertising Project Time Estimates (Weeks) Activity Optimistic Most Likely Pessimistic Immediate Predecessor(s) A 7 10 13 Start B 4 8 16 Start C 7 8 9 Start D 1 2 4 B E 7 10 11 A, C F 4 6 7 D, E G 1 3 6 D, E H 1 5 7 F, G I 1 4 6 G J 3 5 9 H K 3 3 3 H a) Draw AON diagram showing ES EF, LS and LF; then find how long is the project to take? b) What is the probability that the project will take more than 37 weeks? c) Consider the path A-E-G-H-J. What is the probability that this path will exceed 37 weeks?
Roger Ginde is developing a program in supply chain management certification for managers. Ginde has listed a num- ber of activities that must be completed before a training program of this nature could be conducted. The activities, immediate pre-decessors, and times appear in the accompanying table: A—2 B—5 C—1 D B 10 E A, D 3 FC6 G E, F 8 A) Develop an AON network for this problem.b) What is the critical path?c) What is the total project completion time? Please answer A B C and show work
blä 8 Q2/ By using PERT Method, Solve the ? following Q2/ For the project described in table below, assume that the activity durations are approximately normally distributed. Determine the probability to complete this project in (15 weeks). Activity Path m b a A (1,2) 1 2 В (2,3) 2 4 C (2,4) 1 3 D (4,5) 2 5 8 E (1,5) 2 4 F (5,6) 1 2 Note that the activity (3,4) is a dummy activity. 3. 3.
For the A-O-A network shown below, Duration (months) Tp Activity To Tm 2 A 3 C B 10 15 20 А C 10 12 14 G D 20 26 38 1 E 22 33 44 H B E F 15 21 33 5 G 8 10 12 F H 1.5 4 6.5 Determine the following using PERT (i) Expected project duration, variance and standard deviation for each activity (ii) Determine slack for each activity (iii) Target duration if the probability of project completion is 95% and 99% (iv) Probability of completion of project within 60 months and 54 months 4. 3.
Given the information below, what are the estimated expected (mean) times (in weeks) for activities A-H? What are the estimated standard deviations (in weeks) in the times for activities A-H?
A project consisting of the following activities: Activities predece.Activities day TE M K J H G E C B G KJ G I,F D D E,C B,A| B,A A 1 3 4 6. 5 2 3 9 6 2 4 3 5 1- Draw the network diagram of the project 2- Calculate (Es) and (Lc) the project events 3- Select the critical path 4 - What is the minimum time required to complete the project?
The following table shows the various activities of the development of a new product in your organization. Activity Event Immediate 1 2345 6 7 8 9 10 A B с D E F G H I J Questions: Predecessor( Optimistic s) A A B B C D E,F,G H Estimates of Activity Duration (Weeks) Most Likely Pessimisti (Tm) c (Tp) 4 ? I (To) 2 1 1 ? 3 2 ? 3 3 2 3 2 ? 5 ? 3 2 4 ? 1 4 6 5 ? 4 6 5 3 Averag e (Te) ? 2 2.2 a. Calculate ALL the missing (?) data points b. Draw the PERT network from the given data. c. Determine ALL the paths, the critical path and its total duration in days 5 4 3 2.2 ? 4 ?
21. The following table provides the information necessary to construct a project network and project crash data: Activity (i, j) Activity Predecessor Activity Time (weeks) Normal Crash Activity Cost Normal Crash a (1,2) --- 16 8 $2000 $4400 b (1,3) --- 14 9 1000 1800 c (2,4) a 8 6 500 700 d (2,5) a 5 4 600 1300 e (3,5) b 4 2 1500 3000 f (3,6) b 6 4 800 1600 g (4,6) c 10 7 3000 4500 h (5,6) d, e 15 10 5000 8000 a. Construct the project network b. Manually crash the network to 28 weeks Note:- Do not provide handwritten solution. Maintain accuracy and quality in your answer. Take care of plagiarism. Answer completely. You will get up vote for sure.
PERT-CPM Yu and Mi Company is planning to computerize its accounting system. Its IT consultant has determined the following activities required to complete this project together with the time estimates and precedence relationships. Time estimates (weeks) Optimistic Most Likely Pessimistic 5 Activity Description Predecessor Recruit project personnel System development System training Equipment training Manual system test Prel. System changeover Computer-personnel interface Equipment redesign Equipment testing J A 8 12 17 B 3 15 C A 4 7 10 D A 8 23 В. С В. С D, E D, E E F 1 1 1 1 4 13 3 H 1 2.5 7 I H 1 1 1 System debugging and installation Equipment changeover F, G G, I K 5 8. 11 a. Determine the expected project completion time and the variance. b. What is the project's critical path? c. Determine the probability that the project will be completed in 40 weeks or less.

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(Use the information below to solve Q11 - Q20) Given the following information regarding a project: Predecess ors None None a a b b Activity a b C d 04 e f OC g h Duration 3 1 3 4 4 523 O c, e f Which of the following is NOT a path in the network? O a-d O a-c-g Ob-c-g b-e-g b-f-h