A Company Wants to Develop a Project Using PERT to Modify

question 4

Essay

A company wants to develop a project using PERT to modify one of their products which has poor sales.They have determined the following activities, precedence relationships and time estimates in days for the project:
a.What is the expected duration for activity a?
b.What is the variance for activity d?
c.How many paths are there in the network?
d.What is the earliest start (ES) time for activity e?
e.What is the slack in days for activity b?
f.What is the critical path?
g.What is the duration of the critical path in days?
h.What is the standard deviation of the critical path?
i.What is the probability that the project will take longer than 28 weeks to complete?

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Definitions:

Volume Variance

The difference between the budgeted amount and the actual amount of goods sold, often analyzed to assess performance.

Volume Variance

A measure used in budgeting and financial analysis to quantify the difference between planned and actual volumes of production or sales.

Even Flow

A management strategy aimed at maintaining consistent production levels, minimizing fluctuations in inventory and workload.

Machine Breakdowns

Occurrences where industrial or office machinery fails to operate, often leading to operational delays and the need for repairs.