The marketing department at Bodnar Industries is developing a promotional campaign to introduce a new product. A listin

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The marketing department at Bodnar Industries is developing a
promotional campaign to introduce a new product. A listing of
the various activities required, their immediate predecessors, and
estimates of their times (in days) is given below.
a) Draw the precedence diagram for this network.
b) Identify the critical path and the expected project
completion time.
For any calculations that you make that involve time, use the
time (days) to two decimal places (xx.xx).
Activity
Description
Immediate Predecessors
Optimistic Time
Most Likely Time
Pessimistic Time
A
Rough brochure layout
--
2
3
5
B
Review brochure
A
6
8
10
C
Final brochure layout
B
4
6
8
D
Final brochure artwork
C
5
7
11
E
Design display
--
12
15
20
F
Rough display artwork
E
2
3
4
G
Review display
E
6
8
10
H
Revise display
G
2
3
4
I
Final display artwork
F,H
1
2
4
J
Make display plates
I
18
23
26
K
Make brochure plates
D,I
10
13
16
L
Make and ship displays
J
7
10
14
M
Print and ship brochures
K
6
8
10