The Following Table of Probabilistic Time Estimates (In Weeks)and Activity

question 5

Multiple Choice

The following table of probabilistic time estimates (in weeks) and activity predecessors are provided for a project.

Table 9.2
-Using Table 9.2,the variance of the project's total completion time is

• A)5.472 .
• B)5.222 .
• C)4.872 .
• D)3.752 .

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