Questions and Answers of Introduction To Management Science 13th

What is data science and how does it differ from business analytics?
Label each of the following statements as True or False. If false, explain why. a. The onslaught of the computer revolution gave great impetus to the growth of the management science
What does the square-root effect suggest about the relationship between sales and advertising?
What is the name of the prominent international professional society that encompasses both business analytics and management science?
What is the common name for management science outside of business schools?
What does predictive analytics involve doing?
Upon which scientific fields and social sciences is management science especially based?
What intuitive property of the relationship between sales and advertising is not captured by linear regression?
What has been the trend in the demand for business analysts who are highly trained in business analytics and management science?
What does a management science study provide to managers to aid their decision making?
What does descriptive analytics involve doing?
Read the referenced article that fully describes the application of end-to-end analytics at the Intel Corporation that is summarized in the application vignette presented in Section 1.3. List some of
What are fixed costs?
What are some application areas of analytics outside of business?
What is meant by the era of big data and what role did it play in the origin of business analytics?
What is the traditional name given to this discipline outside of business schools?
Read the referenced article that fully describes the application of predictive analytics at IBM that is summarized in the application vignette presented in Section 1.2. Then list and briefly describe
How do business analytics and management science typically divide up dealing with the three categories of analytics?
When did the rapid development of the management science discipline begin?
Label each of the following statements as True or False. If false, explain why. a. Business analysts who specialize mainly in management science often are referred to as data scientists. b.
A mango-processing unit produces mango juice only during the four months mangoes are harvested. The following diagram shows the production capacities in liters, demand for juice in liters, production
The Rolling Creek Textile Mill produces denim and brushed cotton cloth. The company has developed the following nonlinear programming model to determine the optimal number of yards of denim (x1) and
A company specializing in air conditioners wants to setup a distribution center in India. The company sells its products through six retail outlets located in the following cities in India: Chennai,
Two coffee house chains, Startrak and Mill Mountain, dominate the Columbus market. Startrak has developed three new marketing strategies, 1, 2, and 3, for the fall season, which include various
Volkswagen Germany plans to manufacture six of its models for the next near. Its manufacturing facility can produce Polo, Vento, Ameo, GTI, Tiguan, and Passat. Though it produces all these models, it
A car manufacturer buys fasteners such as bolts and nuts for its cars. On an average, the company buys 1 million such pairs per month. The company inspects the arriving lots and transfers the lots to
A gas station at a busy highway offers free air service for tires of cars that use the pump. The attendant checks tire pressure and inflates or deflates to the recommeded level. On an average, the
A small grocery market has one checkout counter. The counter clerk takes an average of 3 minutes to serve a customer. Customers arrive at the counter at the rate of 15 per hour. The manager of the
An ATM at a busy airport disburses money or accepts deposits from customers. The ATM takes a constant time of 2 minutes to accept instructions and complete a transaction. If customers arrive at the
NesCafé has installed a coffee vending machine at an airport. The installed vending machine has the capacity to dispense 25 cups of coffee per hour. Currently, the demand for coffee on average is 22
Dubai airport has three immigration officers that inspect arriving tourists’ travel documents and permit them to enter the country if their visa is genuine. Each officer can check 20 tourists per
A renowned healthcare provider, Mediclinic, has a branch in Marina, Dubai. The clinic remains open for 8 hours a day. At present, three doctors are available to attend arriving patients. Each doctor
The U.S. Army Corps of Engineers has historically constructed dams on various rivers in the southeastern United States. Its primary instrument for evaluating and selecting among many projects under
Refer to Problem 52. The clinic does not want to add a fourth doctor but plans to increase the efficiency of the existing doctors. By proper training and innovative adoption of technologies, doctors
A laundry machine at a laundromat operates for 8 hours a day. The time between customer arrivals on average is 25 minutes. Each machine takes an average of 60 minutes (exponentially distributed) to
The Hampton County emergency medical service (EMS) covers an area of 500 square miles with a population of over 100,000. In addition to ambulances and fire engines, the EMS is considering purchased
Compcomm, Inc., is an international communications and information technology company that has seen the value of its common stock appreciate substantially in recent years. A stock analyst would like
A hypermarket sells a specific brand of mobile phones and earns a profit of AED100 per mobile. It incurs a holding cost of AED40 per mobile per month if a stocked mobile is not sold. Holding cost is
For the Computer World example in this chapter, recreate the simulation shown in Exhibit 14.2 using Crystal Ball. Assume that demand is normally distributed with a mean of 1.5 laptops and a standard
Tracy McCoy is shopping for a new car. She has identified a particular sports utility vehicle she likes but has heard that it has high maintenance costs. Tracy has decided to develop a simulation
In Chapter 16, the formula for the optimal order quantity of an item, Q, given its demand, D, ordering cost, Co, and the cost of holding, or carrying, an item in inventory, Cc, is as follows:The
A banana growers’ society grows banana in a region. After planting saplings, it takes around 10 months to harvest stalks of bananas. Since the production cycle is long and strong wind affects the
The McDonald’s store at a busy mall has collected its last 10 months’ sales (in thousands of meal) data for its fast selling a la carte meal—The Feast McChicken. To provide consistent taste in
A cooking oil distributor distributes oil to major supermarkets in the region. Though a person’s daily consumption of oil seems to be almost the same, the distributor’s demand for oil fluctuates
Dubai-fly airline operates flights from Dubai to Milan. The demand for airline seats varies from month to month. There are few peak seasonal demands, for instance, just before and after Christmas and
LT manufactures smartphone components, which are dependent on the global demand for smartphones. Following are the yearly global sales (in million units) for the past 8 years.Develop a linear trend
The manager of the Ramona Inn Hotel near Cloverleaf Stadium believes that how well the local Blue Sox professional baseball team is playing has an impact on the occupancy rate at the hotel during the
Bernice’s Pizza Restaurant opened the previous year, and in addition to sit-down restaurant service they filled take-out orders (picked up by customers) and some delivery orders using the owner’s
Suntrek is a global manufacturer and supplier of denim jeans to apparel retailers around the world. It purchases baled cotton around the world, ships it to its denim fabric factories, then to its
The Northwoods General Store in Vermont sells a variety of outdoor clothing items and equipment and several food products at its modern but rustic-looking retail store. Its food products include
Diamant Foods Company produces a variety of food products, including a line of candies. One of its most popular candy items is Divine Diamonds, a bag of a dozen individually wrapped diamond-shaped
A furniture store produces tables and doors and sells them through its outlets across the country. The wood working machines are first set for producing tables and the produced tables are stocked for
The Honda dealership at your city forecasted that it could sell around 500 cars in the next year. The annual carrying cost of a car is ¥500,000, and the ordering cost which involves order processing
Tara, an apparel store, has forecasted a sale of 100,000 meters of dress material for the next year. Its spinning mill can produce 500 meters of materials per day. The cost of setup per production
A tire manufacturer supplies tires to three vehicle manufacturers—Hyundai, Honda, and Toyota. Vehicle manufacturers buy tires for their cars in multiples of five from the different plants as four
The Interstate Truck Rental firm has accumulated extra trucks at three of its truck leasing outlets, as shown in the following table:The firm also has four outlets with shortages of rental trucks, as
Coca-Cola Great Britain offers more than 80 drinks across 20 different brands. The company distributes its drinks to four regions—West Midlands, East Midlands, South East, and South West — from
IP-computers assembles computers in three countries (the US, China, and Malaysia). The production capacities of the three assembly plants are:The company exports the computers to three other
Essex Energy Company has a contract to deliver 400 tons of coal to China. The company has mines in the following regions—Appalachia (WV, KY, and VA), Mississippi (IL and IN), and Midwest (MO, IA,
A national grain trader procures wheat in standard bags of 50 kg from several farmers and sends the wheat bags to different retail outlets.The supply from the different farmers are given in the
Johnson Dairy procures milk from several areas, mainly from milk producers in villages, processes milk at their facilities and sells milk in packets in different cities with different prices. Since
A private taxi company in the UAE has recently procured 300 taxicabs to meet the rising demands in three cities—Dubai, Abu Dhabi, and Sharjah. Of these taxicabs, 100 are 4-seaters, 100 are
Mohammed owns two trucks and accepts shipments from Dubai and transports them to Abu Dhabi. His trucks can hold up to certain load and have certain space. The following table provides the capacity
Four students Ahmed, Bob, Chandni, and David answered a survey about their preferred mobiles. Ten mobiles were demonstrated, and students were asked to rank the mobiles from 1 to 10, 10 being their
An electronics firm produces electronic components, which it supplies to various electrical manufacturers. Quality control records indicate that different employees produce different numbers of
A computer manufacturer plans to enter new markets in three African countries—Senegal, Ghana, and Ethiopia. The company has two manufacturing facilities in China and Vietnam that can be used to
In Problem 49, officials 2 and 8 recently had a confrontation with one of the coaches in the game in Athens. They were forced to eject the coach after several technical fouls. The conference office
A mobile manufacturer must produce five types of microprocessors. Currently five work centers are available for production. Each work center can produce each type of microprocessor; however, the time
Biggio’s Department Store has six employees available to assign to four departments in the store— home furnishings, china, appliances, and jewelry. Most of the six employees have worked in each
A travel company in Dubai owns four passenger cars with different seating capacities. The profit per trip depends on several factors like the season of the year, tourist requirements, the time of the
A company wants to assign ten salesmen to eight different sales zones. The expected profit from each salesman differs from one zone to another based on their experience with the different customers
Refer to the data given in Problem 60 and assume that one salesman should be assigned to only one zone.Data from problem 60A company wants to assign ten salesmen to eight different sales zones. The
The National Collegiate Lacrosse Association is planning its annual national championship tournament. It selects 16 teams from conference champions and the highest ranked at-large teams to play in
Kathleen Taylor, a student at Tech, is planning to visit her sister, Lindsey, who is living in Toulouse, France, over the summer break. She is going to fly from Dulles Airport in Washington to
A furniture manufacturer supplies furniture to nine different outlets in Dubai from its warehouse in Jebel Ali. The distance between the warehouse and the different outlets in kilometers based on the
A community celebration is to be conducted at City 1 for republic day. The public transport authorities plan to operate buses from all other cities (2 through 6) to the celebration venue. The
A water station (1) is planned to supply a new city (13) with water through the current network of pipes and substations. The diagram below shows the water flow capacity of the different pipes of the
George is camped deep in the jungle, and he wants to make his way back to the coast and civilization. Each of the paths he can take through the jungle has obstacles that can delay him, including
For Problem 19, develop your own pairwise comparisons for the criteria you might use to select an apartment complex or other dwelling in your college community, and develop your own AHP ranking for
General elections are due to be held in a country to constitute the next government. A voter who recently became eligible is anxious to vote for the first time. The voter evaluates the performance of
For Problem 44, develop your own pairwise comparisons for and among the criteria using your own knowledge of Civil War history and any Internet research you might perform, and develop your own AHP
The Rainwater Brewery produces beer, which it sells to distributors in barrels. The brewery incurs a monthly fixed cost of $12,000, and the variable cost per barrel is $17. The brewery has developed
As part of an aggressive expansion plan, StarTrack Coffee is planning to open three new retail stores in the city. The following table shows the location factors it considers to be important
The Riverwood Paneling Company makes two kinds of wood paneling: Colonial and Western. The company has developed the following nonlinear programming model to determine the optimal number of sheets of
The Beaver Creek Pottery Company has developed the following nonlinear programming model to determine the optimal number of bowls (x1) and mugs (x2) to produce each day:Determine the optimal solution
A turbine is designed for generating electricity. During electricity generation, the turbine is subject to very high temperature. This high temperature and the speed of the turbine affects the
Select four new models of cars you might like to purchase. Using AHP and your own preferences, rank your selections according to the following criteria: price, style/appearance,
The Evergreen Fertilizer Company produces two types of fertilizers, Fastgro and Super Two. The company has developed the following nonlinear programming model to determine the optimal number of bags
Select four fast-food restaurants (e.g., McDonald’s, Burger King, Wendy’s, Domino’s, or local restaurants) in your area, and develop a scoring model that includes decision criteria, weights,
A farmer prepares his land for plantation during the rainy season. He has right-angled triangle shaped land with length (b) and width (w). Since his land is close to a forest, forest animals
An investment adviser is helping a couple plan a retirement portfolio. The adviser has recommended three stocks—Allied Electronics, Bank United, and Consolidated Computers. Following are the annual
Mark Decker has identified four stocks for his portfolio, and he wants to determine the percentage of his total available funds he should invest in each stock. The alternative stocks include an
The quality control process at a manufacturing plant requires that each lot of finished units be sampled for defective items. Twenty units from each lot are inspected. If five or more defective units
The owner of the Burger Doodle Restaurant is considering two ways to expand operations: open a drive-up window or serve breakfast. The increase in profits resulting from these proposed expansions
A manufacturing company has 10 machines in continuous operation during a workday. The probability that an individual machine will break down during the day is .10. Determine the probability that
A company must decide now which of three products to make next year to plan and order proper materials. The cost per unit of producing each product will be determined by whether a new union labor
Brooke Bentley, a student in business administration, is trying to decide which management science course to take next quarter—I, II, or III. “Steamboat” Fulton, “Death” Ray, and
A polling firm is taking a survey regarding a proposed new law. Of the voters polled, 30% are in favor of the law. If 10 people are surveyed, what is the probability that four will indicate that they
Students admitted in the decision science major of a public university are normally distributed with a mean of 150 and standard deviation of 15 in the quantitative section of GRE. The university
A disaster response agency serves seven regions from its central warehouse (1). Due to the recent storm, many roads to the regions are closed. Only the available roads for transportation are depicted

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