A Project Consists of Six Consecutive Tasks That Have Average

question 17

Multiple Choice

A project consists of six consecutive tasks that have average duration and worst-case duration estimates (in weeks) as shown in the table.Use Newbold's method to determine the aggregated two sigma buffer for this project. $$\begin{array} { | l | l | l | } \hline \text { Activity } & \text { Average } & \text { Worst-Case } \\\hline \mathrm { A } & 10 & 14 \\\hline \mathrm { B } & 2 & 4 \\\hline \mathrm { C } & 6 & 12 \\\hline \mathrm { D } & 8 & 13.5 \\\hline \mathrm { E } & 9 & 12 \\\hline \mathrm { F } & 5 & 7.5 \\\hline\end{array}$$

• A) 5 days
• B) 6 days
• C) 7 days
• D) 9 days

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Definitions:

Optic Nerve

A paired nerve that transmits visual information from the retina to the brain, playing a critical role in the sense of sight.

Visual Acuity

The clarity or sharpness of vision, often measured in terms of the ability to discern letters or numbers at a standardized distance.

Posterior Cavity

The back part of the body cavity that houses the brain and spinal cord in vertebrates, also known as the dorsal body cavity.

Astigmatism

A refractive error of the eye that causes distorted or blurred vision due to an irregular curvature of the cornea or lens.