In a PERT Network, You Are Given the Following Data

question 54

Essay

In a PERT network, you are given the following data with times in weeks. $\begin{array}{ccccc}\text { Activity } & \text { Immediate } & \text { Optimistic } & \text { Most Likely } & \text { Pessimistic } \\& \text { Predecessors } & \text { Time } & \text { Time } & \text { Time }\\\text { A } & -- & \text { G } & 11 & 13 \\\text { B } & -- & 4 & 9 & 20 \\\text { C } & \text { A } & 2 & 11 & 14 \\\text { D } & \text { A, B } & 5 & 6 & 13 \\\text { E } & \text { D } & 3 & 6 & 11 \\\text { F } & \text { C, D } & 9 & 10 & 11 \\\text { G } & \text { E }, \text { F } & 7 & 20 & 21\end{array}$
A.What is the critical path?
B.What is the probability the project will be completed within one year (52 weeks)?

C.Which activity has the most slack?

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Definitions:

Immune-related Diseases

Conditions or diseases that result from abnormal activity of the body's immune system, either through autoimmunity, hypersensitivity, or immunodeficiency.

Fontanels

"Soft spots," or spaces, that separate the bones of the skull prenatally and in early infancy.

Skulls

The bony structures forming the head in vertebrates, housing the brain and providing support for the face and jaws.

Neuron

A nerve cell.