O5: Coasider the following table summarizing the details of a project: Activity Predecessorts) Duration (weeks) Most Ukely time Optimistic time Pessimistic time 10 4 2 14 D. A 3 B.C 4 D 2 2 E.G 6 8 10 (a) Construct the project network (b) Find the expected duration and variance of each activity. (c) Find the critical patb and the expected project completion time. (d) What is the probability of completing the project on or before 20 weeks'? (e) If the probability of completing the project is 0.85, find the expected project completion time.

O5: Coasider the following table summarizing the details of a project: Activity Predecessorts) Duration (weeks) Most Ukely time Optimistic time Pessimistic time 10 4 2 14 D. A 3 B.C 4 D 2 2 E.G 6 8 10 (a) Construct the project network (b) Find the expected duration and variance of each activity. (c) Find the critical patb and the expected project completion time. (d) What is the probability of completing the project on or before 20 weeks'? (e) If the probability of completing the project is 0.85, find the expected project completion time.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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PERT method differs with AOA * :method in the following PERT uses dummy activities while AOA does not. PERT does not show project duration time while AOA does. PERT has three estimated times for activity duration while AOA uses only one.
10. Assume that the duration of some activities is not known with certainty. The estimates of these activities are shown below. Activity A C D G H Optimistic Q 8 3 10 13 8 Most Likely 10 5 12 15 10 POM a. What is the project's expected completion time and its variance? b. What is the probability that the project will be completed in 61 days or more? c. What is the probability that the project will be completed in no more than 54 days? c. If the company wants a 94% probability of completing the project on time, state the latest time each activity should have started and completed. Pessimistic 5+ 12 7 14 17 12
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Q2: Consider the following table summarizing the details of a project: Duration (weeks) Most likely time 4. Activity Predecessor(s) Optimistic time 4. Pessimistic time 10 1 9. 14 - 1 4. 7. E 1 3 F 1 9. B,C C 1 H. 4 4. 4. 8. E,G 6. (a) Construct the project network. (b) Find the expected duration and variance of each activity. (c) Find the critical path and the expected project completion time. (d) What is the probability of completing the project on or before 25 weeks'? (e) If the probability of completing the project is 0.90, find the expected project completion time.
4. Using the following information, perform the following: a. Network diagram b. Determine which activities are on the critical path c. Compute the length of the critical path Activity Estimated time (days) 1-2 5 2-3 6 2-4 4. 3-6 10 6-7 4-5 5 4-7 16 5-7 10 Answer: 3.
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Develop an activity diagram for the following activity list.Label each activity and minimize crossing relationship lines.
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Q3: For the information shown below, draw the network diagram by using AOA method and prepare a table containing ES, EF, LS, LF, TF, and critical path. Activity Preceded A В D E F G H I J K L M в D С, G F, H, I, К, L A A A В B E E by Duration J 4 1 3 3 3 2 3 1
Can u solve question according to table
Homework#3 The ages of the 112 people who have a car injured are classified as follows: Class 0 - 9 10 - 19 20 - 29 30 - 39 40 - 49 50 - 59 60 - 69 Frequency 20 21 23 16 11 10 3 70 - 79 80 - 89 Find: 1- The mean 2- The median 3- The mode 4- Show the histogram graph. Homework #4 From the Previous example in Lec.5 Find : 1- The median 2- The Mode 3- The relative Frequency Histogram 1- The polygon frequency. Frequency Mid Class 52.5 58.5 64.5 Classes 50 - 55 56 - 61 3 3 62 - 67 68 - 73 74 - 79 Total 3 70.5 76.5 13
flöw D. None of these Q1-B: ANSWER BY TRUE OR FALSE: 1- One of the important reasons for resource scheduling is the optimal use of the crash program. 2- The general contractor, also known as the prime contractor, enters into a contract with the owner to deliver the construction project 3- A Gantt Chart is used for planning, scheduling and monitoring projects, and managing the dependencies between project tasks 4- Programed Evaluation Review Technique is one of deterministic method 5- The construction industry is vast and varied. Just take a look around- from homes to highways to hospitals-and you see the results of this industry.