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

question 77

Multiple Choice

Consider the following work breakdown structure: $\begin{array}{r}{\text { Time Estimates (wks) }} \\\begin{array}{lccccc}& \text { Start } & \text { Finish } \\\text { Activity } & \text { Node } \quad\quad& \text { Node } \quad\quad& \mathrm{t}_{0} \quad\quad& \mathrm{t}_{\mathrm{m}} \quad& \mathrm{t}_{\mathrm{p}} \quad\\\hline \text { A } & 1 & 2 & 11 & 20 & 29 \\\text { B } & 2 & 3 & 2 & 5 & 8 \\\text { C } & 2 & 4 & 18 & 30 & 42 \\\text { D } & 3 & 4 & 7 & 10 & 13 \\\text { E } & 1 & 4 & 31 & 40 & 43\end{array}\end{array}$ What is the estimated expected (mean) time for activity E?

• A) 31 weeks
• B) 38 weeks
• C) 39 weeks
• D) 40 weeks
• E) 43 weeks

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Definitions:

Whole-Language Approach

An educational method that stresses the importance of understanding words and phrases within their overall context for teaching reading and writing.

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A method of problem-solving that involves trying various methods to see what works, without initially knowing the correct solution.

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A developmental disorder characterized by difficulties in social interaction, communication, and by restricted and repetitive behavior.

Social Cues

Visual or auditory hints that guide social interaction and communication.