Question: An activity on a PERT network has these time estimates: optimistic (best) =4 days, most likely =6 days, and pessimistic (worse) =12 days. What are

An activity on a PERT network has these time estimates: optimistic (best) =4 days, most likely =6 days, and pessimistic (worse) =12 days. What are the approximate expected time and variance of this activity? Expected time =7.33 and variance =1.78 Expected time 6.67 and variance =1.78 Expected time =6.67 and variance =0.22 Expected time =7.33 and variance =8

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related General Management Questions!

An activity on a PERT network has these time estimates: optimistic = 2 days, most likely = 5 days, and pessimistic = 10 days. What are the expected time and variance of this activity? O Expected time...

Question 3 6 ( 2 points ) An activity on a PERT network has these time estimates: optimistic = 2 , most likely = 3 , and pessimistic = 8 . Its expected time and variance ( if it is a critical...

Can anyone help me with these questions? Thanks!! 1. The following trend projection is used to predict quarterly demand: y-hat = 250 - 3.5x, where x = 1 in the first quarter. Seasonal (quarterly)...

QUESTION 11 The critical path for the network activities shown below would be B-E if B has duration more than at least: Activity Duration Immediate Predecessors 10 7 B C D 7 5 A B.CD a. 23 b.19 c. 17...

PLEASE SHOW ALL STEPS. SHOW ALL WORK AND EXPLAIN YOUR ANSWER. PLEASE DO EVERY STEP. WRITE WITH BLACK PEN AND PAPER ONLY - NO TYPING. PLEASE WRITE VERY NEATLY - NO CURSIVE AT ALL MONDU ZERO MONDU...

Can anyone help me with these three questions? Thank you! Contract requirements state that a project must be completed within 180 working days, or it will incur penalties for late completion Analysis...

QUESTION 12 An activity on a PERT network has these time estimates: optimistic - 2, most likely - 4, and pessimistic - 6. What is its expected activity time and variance? 3.67; 1 4.33; 1 3.33; 0.44...

QUESTION 12 Which of the following statements regarding PERT times is true? O A. The optimistic time estimate is usually the same as the most likely time estimate. O B. Project standard deviation is...

Please write the equation/ solving by hand not just answers to see how you got it, please 1) An operations manager is performing a factor-rating analysis to help her choose an outsourcing provider....

Discuss why the aggregate supply (AS) curve is relatively flat within the low ranges of aggregate output and relatively vertical within the ranges of high aggregate output. Which part of the AS curve...

One product produced and sold by Big Boy Toys is an ATV gun rack for which 2014 projections are as follows: Projected volume in units ........... 120,000 Sales price per unit .............$ 60...

Describe common internal meetings in an accounting context within organisatio, such as financial review meetings,audit preparation sessions, or departmental budget discussions. Explain the objectives...

When older adults have difficulty with transportation and communication, or may be reluctant to request needed assistance to which they are entitled, they may be in need of: Group of answer choices...