Question: Find the expected time duration (D) for the following network am if the critical activities are H, J, M, R, V, X, Y and Z.

Find the expected time duration (D) for the following network am if the critical activities are H, J, M, R, V, X, Y and Z. (2 points) 10 | 18 18 N 22 22 S 25 25 U 26 26 W 28 8 4 3 2 18 O 23 Y lo a 5 8 OH 10 18 P 23 10 5 16 K 20 X Z D 4 5 6 6 10 J 16 M R 6 5 16 L 18 18 0 23 23 T 26 2 5 3 48 O 49 O 47 O 50 O
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