A Network Consists of the Following List A Draw the Network Diagram

question 58

Essay

A network consists of the following list. Times are given in weeks.
$$\begin{array} { | c | c | c | c | c | } \hline \text { Activity } & \text { Preceding } & \text { Optimistic } & \text { Probable } & \text { Pessimistic } \\\hline \mathrm { A } & - - & 5 & 11 & 14 \\\hline \mathrm { B } & - & 3 & 3 & 9 \\\hline \mathrm { C } & - - & 6 & 10 & 14 \\\hline \mathrm { D } & \mathrm { A } , \mathrm { B } & 3 & 5 & 7 \\\hline \mathrm { E } & \mathrm { B } & 4 & 6 & 11 \\\hline \text { F } & \mathrm { C } & 6 & 8 & 13 \\\hline \text { G } & \mathrm { D } , \mathrm { E } & 2 & 4 & 6 \\\hline \mathrm { H } & \mathrm { F } & 3 & 3 & 9 \\\hline\end{array}$$ a. Draw the network diagram.
b. Calculate the expected duration and variance of each activity.
c. Calculate the expected duration and variance of the critical path.
d. Calculate the probability that the project will be completed in less than 28 weeks.

Understand the concept of media richness and its importance in effective communication.

Learn about the specific requirements and advantages of oral in-person communication.

Discover the impact of accurate research and information accuracy in crafting effective messages.

Identify challenges and considerations in using written digital channels for business communication.

---

Definitions:

Form Control

User interface elements, like text boxes, buttons, and sliders, used in forms to collect or display information.

Sizing Handle

A graphical user interface element that allows users to resize windows or objects by dragging the edge or corner.

Form Control

Elements in graphical user interfaces that allow the user to input data, such as text fields, checkboxes, and buttons.

Caption

A title or brief explanation appended to an article, illustration, cartoon, or poster.