What Is the Correct Formula to Compute the Variance of an Activity

question 29

Multiple Choice

What is the correct formula to compute the variance of an activity using PERT?

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Definitions:

Tornadoes

Violently rotating columns of air that extend from a thunderstorm to the ground, known for their destructive potential.

Thomas Edison

An American inventor and entrepreneur, known for developing many devices in fields such as electric power generation, mass communication, sound recording, and motion pictures.

General Electric

A multinational conglomerate corporation specializing in a wide range of products and services including power generation, aviation, and healthcare technologies.

Mass Public Education

The system of providing free, accessible education to large populations, typically funded and administered by government entities, aiming to achieve high literacy and educational standards.