Pic
TIMES (days)
Activity
Start Node
Finish Node
OPTIMISTIC
to
MOST LIKELY
tm
PESSIMISTIC
tp
A
1
2
26
38
62
B
1
3
15
21
33
C
2
5
12
24
60
D
3
4
25
43
61
E
4
5
13
22
49
Given the Activity on Arrow Diagram and the data found in the table above, calculate each of the following values:
Activity A………te = 40
Standard Deviation = 6
Activity B………te =
Spell check
Standard Deviation =
Spell check
Activity C………te =
Spell check
Standard Deviation =
Spell check
Activity D………te =
Spell check
Standard Deviation =
Spell check
Activity E………te =
Spell check
Standard Deviation = 6
Path 1 – 2 – 5
Mean Time =
Spell check
Standard Deviation =10
Path 1 – 3 – 4 – 5
Mean Time =
Spell check
Standard Deviation =
Spell check