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A technician monitors a group of 5 computers that run an automated manufacturing facility.
Machines break down on an average of once every 6 working days, and breakdowns tend to follow a Poisson distribution.
The Pontchartrain Bridge is a 16-mile toll bridge that crosses Lake Pontchartrain in New Orleans. Currently, there are 7 toll booths.
The registration area has just opened at a large convention of dentists in Tallahassee, Florida. There are 200 people arriving per hour (Poisson distributed).
A new registration manager, Dwayne Cole, is hired who initiates a program to entertain the people in line with a juggler whom he pays $15/hour.
She has estimated the cost per minute that customers wait at $1. The cost per salesperson per shift (including fringe benefits) is $70.
There is also an average of 8 customers at First Bank at any time. The probability of the arrival distribution is unknown.
An average of 9 cars can be seen in the system (both the drive-through line and the drive-through window) at Burger Universe.
In a typical day, the busy restaurant cooks and sells 360 (raw) pounds of fish. How long do the fish stay in storage on average?
On average how many loan applications are being processed somewhere in the system at Gamma Bank?
The Accounts Receivable balance in the accounting books averages $2 million. On average, how long are customers taking to pay their bills?
Vacation Inns, a chain of hotels operating in the southeastern region of the U.S., uses a toll-free telephone number to take reservations for all of its hotels.
Susan Sherer, an IRS auditor, took 45 minutes to process her first tax return. The IRS uses an 85% learning curve.
Temple Trucking Co. just hired Ed Rosenthal to verify daily invoices and accounts payable. He took 9 hours and 23 minutes to complete.
If Professor Laurie Macdonald takes 15 minutes to grade the first exam and follows an 80% learning curve, how long will it take her:
While Paul can service 30 customers per hour on the average (m), he gets only 20 customers per hour (l).
Dr. Tarun Gupta, a Michigan vet, is running a rabies vaccination clinic for dogs at the local grade school.
What is the average time that a customer must wait before reaching the operator? What is the probability that the operator is busy?
Suppose a second server is added and the 2 servers act independently, with each taking an average of 2 minutes.
Janson’s Department Store in Stark, Ohio, maintains a successful catalog sales department in which a clerk takes orders by telephone.
Identify the three “steps” in the northwest-corner rule? How do you know when an optimal solution has been reached?
The more sources and destinations there are for a transportation problem, the smaller the percentage of all cells that will be used in the optimal solution.
All of the transportation examples appear to apply to long distances. Is it possible for the transportation model to apply on a much smaller scale.
How can the transportation method address production costs in addition to transportation costs?
What is the total cost of the basic feasible solution that the intuitive lowest-cost method would find for this problem?