Operations Management

Solution Library


Possible Process Flow Rate and Maximize Flow Rate

Question Georgette Scissors, a hair stylist, is about to open a hair salon in University City. The following data is taken from her business plan. Following the demand projection, one customer arrives every 20 minutes starting at 9AM with the last customer arriving at 5:40 pm. The customers arrive ... Read More

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Per-Hour Goodwill Loss Under the Status Quo

Question Community Bank is planning to improve customer service at its drive-in facility by reducing waiting and transaction times. Observations of the existing single-teller window reveal that customers arrive according to a Poisson process at an average rate of 10 per hour, and that they are give ... Read More

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Cost Savings per Hour Relative to the Status Quo

Question Community Bank is planning to improve customer service at its drive-in facility by reducing waiting and transaction times. Observations of the existing single-teller window reveal that customers arrive according to a Poisson process at an average rate of 10 per hour, and that they are giv ... Read More

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Hourly Cost Savings in Queuing Theory

Question Community Bank is planning to improve customer service at its drive-in facility by reducing waiting and transaction times. Observations of the existing single-teller window reveal that customers arrive according to a Poisson process at an average rate of 10 per hour, and that they are giv ... Read More

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Cost Savings in Queuing Theory

Question Community Bank is planning to improve customer service at its drive-in facility by reducing waiting and transaction times. Observations of the existing single-teller window reveal that customers arrive according to a Poisson process at an average rate of 10 per hour, and that they are giv ... Read More

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Cost Savings Concepts in Queuing Theory

Question Community Bank is planning to improve customer service at its drive-in facility by reducing waiting and transaction times. Observations of the existing single-teller window reveal that customers arrive according to a Poisson process at an average rate of 10 per hour, and that they are giv ... Read More

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Analysis of Data Using P-chart

Question The manager of a U.S. private hospital is conducting a study at the maternity unit to analyze the number of complaints at the nurse station made by families giving birth. For this purpose, he collected data from 20 weeks to create 20 samples (corresponding to each week) of 100 births each ... Read More

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On-Hand Inventory in Operations Management

Question Zaba is a fashion retailer selling a broad line of clothing for women, men, and children. There are two main sales seasons in a year, i.e., the spring-summer season and the fall-winter season. As is typical in the fashion retailing business, the consumer demand is difficult to predict, an ... Read More

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Optimal Order Quantity in Operations Management

Question Zaba is a fashion retailer selling a broad line of clothing for women, men, and children. There are two main sales seasons in a year, i.e., the spring-summer season and the fall-winter season. As is typical in the fashion retailing business, the consumer demand is difficult to predict, an ... Read More

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Expected Sales, Fill Rate and Expected Profits in Operations Management

Question Zaba is a fashion retailer selling a broad line of clothing for women, men, and children. There are two main sales seasons in a year, i.e., the spring-summer season and the fall-winter season. As is typical in the fashion retailing business, the consumer demand is difficult to predict, an ... Read More

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Reordering Quantity in Operations Management

Question Zaba is a fashion retailer selling a broad line of clothing for women, men, and children. There are two main sales seasons in a year, i.e., the spring-summer season and the fall-winter season. As is typical in the fashion retailing business, the consumer demand is difficult to predict, an ... Read More

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Capacity Concept in Operations Management

Question Consider a process that consists of two steps A and B, with capacities x and y units per hour, respectively. The capacity x is larger than the capacity y. Each unit is first processed by step A and then by step B. Consider two separate and different options to change this process: I. The ... Read More

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