A PERT Project Has 45 Activities, 19 of Which Are

question 107

Multiple Choice

A PERT project has 45 activities, 19 of which are on the critical path. The estimated time for the critical path is 120 days. The sum of all activity variances is 64, while the sum of variances along the critical path is 36. The probability that the project can be completed between days 108 and 120 is

• A) -2.00
• B) 0.0227
• C) 0.1058
• D) 0.4773
• E) 0.9773

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Definitions:

Safety Stock

An inventory buffer to prevent stockouts, typically held to account for variability in demand or supply.

EOQ Model

Economic Order Quantity Model; an inventory management formula that determines the optimal order quantity to minimize total inventory costs.

Collection Policy

The guidelines and procedures that a company follows to collect accounts receivables from its customers, including the timeline and actions for overdue payments.

Average Collection Period

The average number of days it takes for a company to receive payments owed by its customers, indicating the efficiency of a company's credit and collection policies.