Which of the following is the basic assumption of PERT? - ANSWER
No activity in the network must be repeated.
PERT analysis computes the variance of the total project completion
time as: - ANSWER The sum of the variances of all activities on the
critical path.
The Beta distribution is used in project management to - ANSWER
Calculate expected activity times
Which of these statements regarding time-cost tradeoffs in CPM
networks is true? - ANSWER Crashing shortens the project duration by
assigning more resources to one or more of the critical tasks.
Which of the following statements regarding Gantt charts is true? -
ANSWER Gantt charts are visual devices that show the duration of
activities in a project.
Which of the following statements regarding PERT analysis is true? -
ANSWER Only critical activities contribute to the project variances.
The critical path of a network is the__________ - ANSWER longest
time path through the network.
The EF of an activity is the: - ANSWER ES + Activity time
An activity on a PERT network has these time estimates: optimistic = 1,
most likely = 2, and pessimistic = 5. Its expected time is: - ANSWER
2.33
An activity on a PERT network has these time estimates: optimistic = 2,
most likely = 5, and pessimistic = 10. Its expected time is: - ANSWER
5.33
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller luzlinkuz. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.49. You're not tied to anything after your purchase.