A Project Consists of Four Activities with Information as Shown

question 84

Multiple Choice

A project consists of four activities with information as shown in the table.What is the overall standard deviation of the project's duration? $\begin{array}{|l|l|l|l|}\hline&&&\text { Standard }\\ \text { Activity } & \text { Predecessor } & \text { Length } & \begin{array}{l}\text { Deviation }\end{array} \\\hline \text { A } & - & 10 & 2 \\\hline \text { B } & \text { A } & 12 & 3 \\\hline \text { C } & \text { A } & 16 & 2 \\\hline \text { D } & \text {B,C} & 14 & 3\\\hline \end{array}$

• A)6.2
• B)4.1
• C)2.8
• D)5.1

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Definitions:

Assertiveness

The quality of being self-assured and confident without being aggressive, capable of standing up for one's own rights in a respectful manner.

Supportiveness

Supportiveness refers to the quality of providing encouragement, feedback, assistance, and a positive environment that fosters growth and development in others.

Aggressiveness

A behavior characterized by being bold or assertive, often aiming to dominate or control a situation.

Uncertain

The state of having incomplete knowledge or information, making outcomes or future events unpredictable.