A Project Consists of Five Activities AConstruct the PERT/CPM Network for This Problem

question 1

Essay

A project consists of five activities.Naturally the paint mixing precedes the painting activities.Also,both ceiling painting and floor sanding must be done prior to floor buffing.
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$$\begin{array} { l c c c } \text { Activity } & \begin{array} { c } \text { Optimistic } \\\text { Time (hr) }\end{array} & \begin{array} { c } \text { Most Probable } \\\text { Time (hr) }\end{array} & \begin{array} { c } \text { Pessimistic } \\\text { Time (hr) }\end{array} \\\hline \text { Floor sanding } & 3 & 4 & 5 \\\text { Floor buffing } & 1 & 2 & 3 \\\text { Paint mixing } & 0.5 & 1 & 1.5 \\\text { Wall painting } & 1 & 2 & 9 \\\text { Ceiling painting } & 1 & 5.5 & 7\end{array}$$
a.Construct the PERT/CPM network for this problem.
b.What is the expected completion time of this project?
c.What is the probability that the project can be completed within 9 hr.?

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Definitions:

First Nations

Indigenous peoples in Canada who are neither Inuit nor Métis, often associated with specific historical communities or territories.

Multicultural Nation

A country that recognizes, incorporates, and celebrates cultural diversity among its citizens.

Racialization

The method through which communities shape racial categories as genuine, distinct, and inequitable in aspects that are significant to the economic, political, and social spheres.

Internalized Racism

The personal acceptance of racial prejudices and stereotypes toward one's own ethnic group, often as a result of societal racism and discrimination.