Activity

A

$2$

$3$

B

C

A$,$ B

D

C

$2$

$3$

$4$

$8$

$7$

$8$

$13$

F

G

E

E

$5$

$8$

$4$

$2$

$4$

F$,$ G

$4$

$4$

$6$

E

D

$2$

$3$

$6$

$4$

$4$

Pessimistic

Pessimistic

E F G H

Prederessons

Predecessors Optimistic Most Likely

$2,3$

$2,$

$2,4$

$87$

$8$

$8$

$4$

$4$

$6$

What is the expected duration of the non$-$critical path BCDEGH?

$17$

$25\mathrm{.}25$

$26$

$37\mathrm{.}33$

$34\mathrm{.}33$