The variance \[\left( {{V}_{1}} \right)\] for critical path \[a\to b=4\] time units, \[b\to c=16\] units, \[c\to d=4\] time units, \[d\to e=1\] time unit. The standard deviation of the critical path \[a\to e\] is:

The variance \[\left( {{V}_{1}} \right)\] for critical path \[a\to b=4

1.	The variance \[\left( {{V}_{1}} \right)\] for critical path \[a\to b=4\] time units, \[b\to c=16\] units, \[c\to d=4\] time units, \[d\to e=1\] time unit. The standard deviation of the critical path \[a\to e\] is:
A.	3
B.	4
C.	5
D.	6
Answer» D. 6

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The variance \[\left( {{V}_{1}} \right)\] for critical path \[a\to b=4\] time units, \[b\to c=16\] units, \[c\to d=4\] time units, \[d\to e=1\] time unit. The standard deviation of the critical path \[a\to e\] is:

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