An activity in a network diagram has an optimistic time estimate of seven days, a most likely time estimate of 11 days, and a pessimistic time estimate of 19 days. Its variance is _________.
A) 2
B) 4
C) 6
D) 12
E) 24

Name: An activity in a network diagram has an optimistic time estimate of seven days, a most likely time estimate of 11 days, and a pessimistic time estimate of 19 days. Its variance is _________. A) 2 B) 4 C) 6 D) 12 E) 24
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Question

Quizplus · Accepted Answer

[19-7/6]sqrt = 12/6 = 2 sq'd = 4

An Activity in a Network Diagram Has an Optimistic Time