The network diagram of a project with four activities is presented below. Start A A B...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
The network diagram of a project with four activities is presented below. Start A A B D B D The estimated optimistic, most likely, and pessimistic times of each task are given in the table below. The expected time and variance of acitivities A are also given in the table. The expected time and variance of activity C and D are irrelevant in this problem. So they can be ignored. 18 10 7 10 End optimistic most likely pessimistic 14 23 9 14 5 11 6 12 Expected time 18.167 [Three decimal places for all answers] (1) What is the expected task time of activity B? XX mm variance 81/36 (2) What is the variance of the task time for activity B? (3) What is the expected length of path A-B? (2) What is the standard deviation of the length of path A-B? yy ZZ The network diagram of a project with four activities is presented below. Start A A B D B D The estimated optimistic, most likely, and pessimistic times of each task are given in the table below. The expected time and variance of acitivities A are also given in the table. The expected time and variance of activity C and D are irrelevant in this problem. So they can be ignored. 18 10 7 10 End optimistic most likely pessimistic 14 23 9 14 5 11 6 12 Expected time 18.167 [Three decimal places for all answers] (1) What is the expected task time of activity B? XX mm variance 81/36 (2) What is the variance of the task time for activity B? (3) What is the expected length of path A-B? (2) What is the standard deviation of the length of path A-B? yy ZZ
Expert Answer:
Answer rating: 100% (QA)
Activity Schedule Threepoint estimate Optimistic Moulibal... View the full answer
Related Book For
Managerial Decision Modeling With Spreadsheets
ISBN: 9780136115830
3rd Edition
Authors: Nagraj Balakrishnan, Barry Render, Jr. Ralph M. Stair
Posted Date:
Students also viewed these general management questions
-
The following additional information is available for the Dr. Ivan and Irene Incisor family from Chapters 1-5. Ivan's grandfather died and left a portfolio of municipal bonds. In 2012, they pay Ivan...
-
Managing Scope Changes Case Study Scope changes on a project can occur regardless of how well the project is planned or executed. Scope changes can be the result of something that was omitted during...
-
Homework-2 DECISION ANALYSIS PROBLEMS Problem-1: Kenneth Brown is the principal owner of Brown Oil, Inc. After quitting his university teaching job, Ken has been able to increase his annual salary by...
-
Find the point in the first quadrant on the curve y = x + x 1 closest to the origin.
-
The following information was taken from the financial statements of Bailey Inc. for December 31 of the current fiscal year: Common stock , $10 par value (no change during the year) ...$4,000,000...
-
Kwik Pix is a large digital processing center that serves 130 outlets in grocery stores, service stations, camera and photo shops, and drug stores in 16 nearby towns. Kwik Pix operates 24 hours a...
-
Kinnunen Company wishes to give its customers three options on payments for office equipment when the initial purchase price is over a certain amount. For example, the following three payment plans...
-
The trial balance of Runway Fashion Center contained the accounts on the next page at November 30, the end of the company??s fiscal year. Adjustment data:1. Store supplies on hand total $3,100.2....
-
Deacon Company is a merchandising company that is preparing a budget for the three-month period ended June 30th. The following Information is available Deacon Company Balance Sheet March 31 Assets...
-
Develop a worksheet simulation for the following problem. The management of Madeira Manufacturing Company is considering the introduction of a new product. The fixed cost to begin the production of...
-
You are the assessment team leader conducting the opening meeting of an assessment. The Managing Director is very insistent that your assessment team start the assessment by watching a video of the...
-
What do Agile projects use instead of a Gantt chart to measure project progress?
-
Which of the following is a financial analysis tool that an organization may use to determine the cost-value of potential projects? a. Payback period (PP) b. Internal rate of return (IRR) c. Net...
-
What can a project manager use to help determine if workers are overloaded?
-
What is rolling wave planning?
-
How do you calculate float? What is the difference between free float and total float?
-
The Valley Plant of Patton Supply manufactures a single product. The standard cost sheet for the product follows: Direct materials, 2 pounds at $10.00 per pound Direct labor, 0.8 hours at $31.25 per...
-
A heat engine has a heat input of 3 Ã 104 Btu/h and a thermal efficiency of 40 percent. Calculate the power it will produce, in hp. Source 3 x 10 Btu/h 40% HE Sink
-
Jeannette Phan is a college student who has just completed her junior year. The following table summarizes her grade point average (GPA) for each of the past nine semesters: (a) Forecast Jeannettes...
-
The following table shows the number of Blu-ray DVD players that Electronic Depot has sold during the past 12 weeks: Develop 2-week, 3-week, and 4-week moving averages to forecast the sales for each...
-
The workload in many areas of bank operations has the characteristics of a non-uniform distribution with respect to time of day. For example, at Chase Manhattan Bank in New York, the number of...
-
The following demonstration problem illustrates the use of the general journal, the four special journals introduced here, and the general ledger with two subsidiary ledgers. Sidney Carton began...
-
Tymonns Traders Ltd uses sales and purchases journals in its accounting system. The following transactions occurred during April 2019. Required (a) Complete the requirements below, assuming the...
-
On 30 June 2019 the following information appeared in the accounting records of Ndung and Mkoka. Balance of Accounts Receivable Control account, $3725 Total of schedule of accounts receivable,...
Study smarter with the SolutionInn App