Consider the Following Work Breakdown Structure What Is the Estimated Expected (Mean) Time for Activity D

question 88

Multiple Choice

Consider the following work breakdown structure: $\begin{array}{cccccc}&\text { Start }&\text { Finish }&&\text { Duration (Days) } \\\text { Activity } & \text { Node } & \text { Node } & \text { Optimistic } & \text { Most Likely } & \text { Pessimistic } \\\hline \text { A } & 1 & 2 & 41 & 50 & 59 \\\text { B } & 1 & 3 & 54 & 60 & 66 \\\text { C } & 2 & 4 & 58 & 70 & 82 \\\text { D } & 3 & 4 & 32 & 41 & 44\end{array}$ What is the estimated expected (mean) time for activity D?

• A) 32 days
• B) 41 days
• C) 44 days
• D) 42 days
• E) 40 days

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Definitions:

Edible Roots

Parts of plants that grow underground and can be consumed as food, such as carrots, beets, and potatoes.

Higher-Order Conditioning

A process in classical conditioning by which a conditioned stimulus is paired with a new neutral stimulus, creating a second (often weaker) conditioned stimulus.

Counterconditioning

A behavior therapy technique that involves replacing an unwanted response to a stimulus with a desired response.

Shaping

A method of positive reinforcement in operant conditioning that rewards closer and closer approximations of the desired behavior.