Question

In: Statistics and Probability

Use the following table to answer questions. Activity a (Optimistic Time Estimate) m (Most Likely Estimate)...

Use the following table to answer questions.

Activity

a (Optimistic Time Estimate)

m (Most Likely Estimate)

b (Pessimistic Time Estimate)

A

3

8

13

B

3

6

9

C

4

6

8

D

7

9

11

E

5

7

12

  1. What is the expected time for activity c?
    1. 5.167
    2. 3
    3. 4.28
    4. 6

  1. What is the variance for activity A?
    1. 3.33
    2. 2.77
    3. 5.31
    4. .674

  1. Assume there is one critical path of (A, B, C, E) what is the project variance?
    1. 5.583
    2. 6.313
    3. 7.421
    4. 8.667

Solutions

Expert Solution


Related Solutions

Activity Optimistic Time Estimate (weeks) Most Likely Time Estimates (weeks) Pessimistic Time Estimates (weeks) Immediate Predecessor(s)...
Activity Optimistic Time Estimate (weeks) Most Likely Time Estimates (weeks) Pessimistic Time Estimates (weeks) Immediate Predecessor(s) A 3 6 9 none B 3 5 7 A C 4 7 12 A D 4 8 10 B E 5 10 16 C F 3 4 5 D, E G 3 6 8 D, E H 5 6 10 F I 5 8 11 G J 3 3 3 H, I A.)Using the information given, construct a network diagram using AON notation....
Consider the following precedence chart: ACTIVITY PRECEDING ACTIVITIES OPTIMISTIC TIME (days) MOST LIKELY TIME (days) PESSIMISTIC...
Consider the following precedence chart: ACTIVITY PRECEDING ACTIVITIES OPTIMISTIC TIME (days) MOST LIKELY TIME (days) PESSIMISTIC TIME (days) A - 5 10 15 B - 10 12 14 C - 10 10 10 D B,C 2 4 6 E A 4 8 12 F A 4 8 12 G D,E 10 12 14 I F 4 8 12 J G 2 4 6 The total slack for activity C is __________
Consider the following precedence chart: ACTIVITY PRECEDING ACTIVITIES OPTIMISTIC TIME (days) MOST LIKELY TIME (days) PESSIMISTIC...
Consider the following precedence chart: ACTIVITY PRECEDING ACTIVITIES OPTIMISTIC TIME (days) MOST LIKELY TIME (days) PESSIMISTIC TIME (days) A - 5 10 15 B - 10 12 14 C - 10 10 10 D B,C 2 4 6 E A 4 8 12 F A 4 8 12 G D,E 10 12 14 I F 4 8 12 J G 2 4 6 The total slack for activity C is __________ a. 0 b. 2 c. 8 d. 4
Consider the following precedence chart: ACTIVITY PRECEDING ACTIVITIES OPTIMISTIC TIME (days) MOST LIKELY TIME (days) PESSIMISTIC...
Consider the following precedence chart: ACTIVITY PRECEDING ACTIVITIES OPTIMISTIC TIME (days) MOST LIKELY TIME (days) PESSIMISTIC TIME (days) A - 5 10 15 B - 10 12 14 C - 10 10 10 D B,C 2 4 6 E A 4 8 12 F A 4 8 12 G D,E 10 12 14 I F 4 8 12 J G 2 4 6 The total slack for activity F is __________ a. 8 b. 4 c. 2 d. 0
QUESTION 7    [18 MARKS) In the following table, optimistic, most likely and pessimistic time estimates have...
QUESTION 7    [18 MARKS) In the following table, optimistic, most likely and pessimistic time estimates have been given for each activity for a project. Task Immediate Predecessor(s) Time (days) Optimistic (a) Most Likely (m) Pessimistic (b) A None 5 7 12 B None 8 8 8 C A 2 6 10 D A,B 12 14 19 E C,D 6 6 12 F B,E 3 12 18 G F 6 8 10 Construct an activity on node network diagram for this...
activity follows optimistic duration most likely direction pessimistic duration A - 4 6 14 B A,C...
activity follows optimistic duration most likely direction pessimistic duration A - 4 6 14 B A,C 3 4 5 C - 3 5 13 D A,E 12 18 24 E - 8 10 18 F A,E 4 6 8 G B,F 7 8 9 H G 10 12 14 I G 5 6 7 J D,I 5 7 9 Calculate the probability of completing the project between 35 and 40 weeks? [4 pts]    f Answer the project manager’s question:...
Times (days) Activity Optimistic Most Likely Pessimistic Preceding Tasks 1 8 10 13 - 2 5...
Times (days) Activity Optimistic Most Likely Pessimistic Preceding Tasks 1 8 10 13 - 2 5 6 8 - 3 13 15 21 2 4 10 12 14 1,3 5 11 20 30 4 6 4 5 8 5 7 2 3 4 5 8 4 6 10 7 9 2 3 4 8,6 Draw the AON Network Diagram Compute the expected activity time Using the expected activity times, compute the early start, early finish, late start, late finish, and...
Activity Predecessor Optimistic Most Likely Pessimistic A 4 7 10 B 2 9 10 C A,B...
Activity Predecessor Optimistic Most Likely Pessimistic A 4 7 10 B 2 9 10 C A,B 2 5 8 D C 16 19 28 E C 6 9 24 F E 1 7 13 G C 4 10 28 H D,F 2 5 14 I G,F 5 8 17 J H,I 2 5 8 Determine the expected completion time for each activity. Construct the AON network for the activities of this contract and determine the critical path for the project.
Questions: Which of the following is the type of analysis you would most likely use to...
Questions: Which of the following is the type of analysis you would most likely use to assess the impact of arbitrary changes in the discount rate? A.Sensitivity analysis B.Scenario analysis C.Both D.Neither Which of the following is the type of analysis you would most likely use to assess the impact of an economic recession? A.Sensitivity analysis B.Scenario analysis C.Both D.Neither Because most of a company's value comes from the terminal period, we do not have to worry too much about...
The following questions use the table below on soybean oil. Answer the following questions about an...
The following questions use the table below on soybean oil. Answer the following questions about an end user needing to purchase soybean oil. One soybean oil contract is 60,000 pounds (lbs). Now Later Cash Soybean Meal Market $0.335/lb $0.346/lb Futures Soybean Meal Market $0.3000/lb $0.311/lb 1) Is the individual concerned about price increasing or decreasing? 2) What is the initial action in the futures market: buy or sell? 3) What is the cash price paid/received by the individual later? 4)...
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT