Question: Consider the following work breakdown structure: Duration Estimates (Days) Activity Precedes Optimistic Most Likely Pessimistic Start U,V - - - U W 35 50 65

Consider the following work breakdown structure:

Duration Estimates (Days)
Activity Precedes Optimistic Most Likely Pessimistic
Start U,V - - -
U W 35 50 65
V W,X 28 40 52
W Z 26 35 44
X Y 28 40 52
Y Z 26 29 38
Z End 36 60 84

What is the estimated expected (mean) time for activity Y?

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