You are responsible for developing a supervisory training program for a company. The following table shows the relationships between the activities that must be completed and estimates of the durations in days.

Table $3$

Required

a$.$ Complete the column labelled $\backslash (\backslash$mathrm$\{$E$\}(\backslash$mathrm$\{$T$\})\backslash )$ in Table $3.$ Round times to integers $($zero decimal places$)$ where fractional.

$(2$ Marks$)$

b$.$ Draw the AON activity network that represents the activities and their predecessors, as shown in Table $3.$

$(3$ Marks$)$

c$.$ Develop a project schedule that shows the earliest and latest start and finish times and activity slack $($in a table or in the network diagram$).$

$(6$ Marks$)$

d$.$ Determine and state the critical path for this project.

$(2$ Marks$)$

e$.$ What is the expected completion time and standard deviation of the project?

$(2$ Marks$)$