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

question 20

Multiple Choice

The following table of probabilistic time estimates (in weeks) and activity predecessors are provided for a project.
Table ZZ
-Using Table ZZ,the variance for activity E is

• A)1.291 weeks
• B)1.667 weeks.
• C)2.582 weeks.
• D)2.778 weeks.

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