If an activity has its optimistic, most likely and pessimistic times as 2, 3 and 7 respectively, then its expected time and variance are respectively___________________?
(A) 3.5 and 5/6
(B) 5 and 25/36
(C) 3.5 and 25/36
(D) 4 and 5/6
| Share this... |
 Facebook
|
 Twitter
|
 Linkedin
|
 Whatsapp
|
Your email address will not be published. Required fields are marked *