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.

---

Definitions:

Tubular Column

A structural element with a hollow, cylindrical shape, used in construction and engineering for its strength and lightweight properties.

Square Inch

A unit of area measurement equivalent to the area of a square with sides of one inch in length, commonly used in manufacturing and engineering.

Pushing Effort

The force applied to an object in order to move it in a specific direction, often measured to assess efficiency in mechanical systems.

Pulling Effort

The force required to move or tow something, often measured to ensure the adequacy of a vehicle's towing capacity.