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INTRODUCTION TO OPERATIONS MANAGEMENT Chapter 1 MIS 373: Basic Operations Management
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LEARNING OBJECTIVES After this lecture, students will be able to 1.Define the terms operations management and supply chain 2.Identify the three major functional areas of organizations and describe how they interrelated 3.Identify similarities and differences between production and service operations 4.Explain the key aspects of operations management decision making 5.Explain the need to manage the supply chain MIS 373: Basic Operations Management2
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What comes to mind when you hear “operations management”?
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Amazon’s Warehouse in Phoenix (facility size: 1.2 million-square-foot) Image Credit: bizbeatblog.dallasnews.com
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ABC News: Inside Amazon: Secrets of an Online Mega-Giant
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P&G’s Products Image Credit: pgbeautyscience.com
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Hilton Hotels Image Credit: pgbeautyscience.com
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Starbucks Image Credit: Wikipedia
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OPERATIONS MANAGEMENT What is operations? The part of a business organization that is responsible for producing goods or services What is operations management? The management of systems or processes that create goods and/or provide services Operations management affects: Companies’ ability to compete MIS 373: Basic Operations Management9
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BASIC FUNCTIONS OF THE BUSINESS ORGANIZATION Organization FinanceOperationsMarketing MIS 373: Basic Operations Management10
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BUSINESS FUNCTIONS ARE INTERCONNECTED MIS 373: Basic Operations Management11 Operations MarketingFinance
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THE TRANSFORMATION PROCESS Feedback = measurements taken at various points in the transformation process Control = The comparison of feedback against previously established standards to determine if corrective action is needed. MIS 373: Basic Operations Management12 Inputs Land Labor Capital Information Inputs Land Labor Capital Information Outputs Goods Services Outputs Goods Services Transformation/ Conversion Process Transformation/ Conversion Process Control Measurement and Feedback Measurement and Feedback Measurement and Feedback Value-Added = value/price of output - cost of input
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GOOD OR SERVICE? Goods: physical items that include raw materials, parts, subassemblies, and final products. Services: activities that provide some combination of time, location, form or psychological value. MIS 373: Basic Operations Management13 GoodsServices Automobile Assembly, Steelmaking Home Remodeling, Retail Sales Computer Repair, Restaurant Meal Songwriting, Software Development Surgery, Teaching Goods-service Continuum
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KEY DIFFERENCES CharacteristicGoodsService Customer contactLowHigh Uniformity of inputHighLow Labor content of jobsLowHigh Uniformity of outputHighLow Production and delivery (Output)TangibleIntangible Measurement of productivityEasyDifficult Quality assurance (Opportunity to correct problems)HighLow Amount of inventoryMuchLittle Evaluation of workEasierDifficult Ability to patent designUsuallyNot usual MIS 373: Basic Operations Management14
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KEY DIFFERENCES CharacteristicGoodsService Customer contactLowHigh Uniformity of inputHighLow Labor content of jobsLowHigh Uniformity of outputHighLow Production and delivery (Output)TangibleIntangible Measurement of productivityEasyDifficult Quality assurance (Opportunity to correct problems)HighLow Amount of inventoryMuchLittle Evaluation of workEasierDifficult Ability to patent designUsuallyNot usual MIS 373: Basic Operations Management15 Prompt questions: Q1: We have seen the differences between production of goods and delivery of services. What are the implications of these differences to operations managers? Prompt questions: Q1: We have seen the differences between production of goods and delivery of services. What are the implications of these differences to operations managers?
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PROCESS MANAGEMENT Three Categories of Business Processes: Upper-management processes These govern the operation of the entire organization. Operational processes These are core processes that make up the value stream. Supporting processes These support the core processes. Managing a Process to Meet Demand Ideally, the capacity of a process will be such that its output just matches demand. MIS 373: Basic Operations Management16
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SUPPLY & DEMAND MIS 373: Basic Operations Management17 SupplyDemand > > SupplyDemand < < SupplyDemand = = Wasteful Costly Wasteful Costly Opportunity Loss Customer Dissatisfaction Opportunity Loss Customer Dissatisfaction Ideal Operations & Supply Chains Operations & Supply Chains Sales & Marketing
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SUPPLY & DEMAND MIS 373: Basic Operations Management18 SupplyDemand > > SupplyDemand < < SupplyDemand = = Wasteful Costly Wasteful Costly Opportunity Loss Customer Dissatisfaction Opportunity Loss Customer Dissatisfaction Ideal Operations & Supply Chains Operations & Supply Chains Sales & Marketing Prompt questions: Q2: Why is it difficult to match supply and demand? Q3: What actions could a manager take to better match supply and demand? Supply & Demand – VA HospitalSupply & Demand – VA Hospital (CNN AC360, 2:14 to 3:00) Prompt questions: Q2: Why is it difficult to match supply and demand? Q3: What actions could a manager take to better match supply and demand? Supply & Demand – VA HospitalSupply & Demand – VA Hospital (CNN AC360, 2:14 to 3:00)
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DISCUSSIONS Prompt questions: Q1: What are the implications of these differences between goods and services to operations managers? Q2: Why is it difficult to match supply and demand? Q3: What actions can a manager take to better match supply and demand? Directions: Form groups of two with a peer from a different department Discuss the three prompt questions (15 minutes) In the discussion, try to bring in domain expertise from you major Briefly summarize your answer to each question on paper
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PROCESS VARIATION Four Sources of Variation: Variety of goods or services being offered The greater the variety of goods and services offered, the greater the variation in production or service requirements. Structural variation in demand These are generally predictable (seasonal variation or seasonality, e.g., swimwear, warm clothes, Christmas, tourist seasons, school supplies). They are important for capacity planning Random variation Natural variation that is present in all processes (e.g., random demand etc.). Generally, it cannot be influenced by managers. Assignable variation Variation that has identifiable sources. (e.g., defective inputs, incorrect work methods, equipment etc.) This type of variation can be reduced, or eliminated, by analysis and corrective action. MIS 373: Basic Operations Management20
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ROLE OF THE OPERATIONS MANAGER Recap: Operations: The part of a business organization that is responsible for producing goods or services Operations management: The management of systems or processes that create goods and/or provide services A primary function of the operations manager is to guide the system by decision making. System Design Decisions System Operation Decisions MIS 373: Basic Operations Management21
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SYSTEM DESIGN DECISIONS System Design Capacity Facility location Facility layout Product and service planning These are typically strategic decisions that usually require long-term commitment of resources determine parameters of system operation MIS 373: Basic Operations Management22
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SYSTEM OPERATION DECISIONS System Operation These are generally tactical and operational decisions Management of personnel Inventory management and control Scheduling Project management Quality assurance Operations managers spend more time on system operation decision than any other decision area They still have a vital stake in system design MIS 373: Basic Operations Management23
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DECISION MAKING Most operations decisions involve many alternatives that can have quite different impacts on costs or profits Typical operations decisions include: What: What resources are needed, and in what amounts? When: When will each resource be needed? When should the work be scheduled? When should materials and other supplies be ordered? Where: Where will the work be done? Who: Who will do the work? How: How will the product or service be designed? How will the work be done? How will resources be allocated? MIS 373: Basic Operations Management24
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QUANTITATIVE METHODS A decision making approach that frequently seeks to obtain a mathematically optimal solution Linear programming Queuing techniques Forecasting techniques Inventory models Project models Statistical models Modeling is a key tool used by all decision makers Model: an abstraction of reality; a simplification Common features of models: They are simplifications of real-life phenomena They omit unimportant details of the systems they mimic so that attention can be focused on the most important aspects of the real- life system MIS 373: Basic Operations Management25
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BENEFITS / LIMITATIONS OF MODELS Benefits 1.Models are generally easier to use and less expensive than dealing with the real system 2.Require users to organize and sometimes quantify information 3.Increase understanding of the problem 4.Enable managers to analyze “What if?” questions Limitations 1.Quantitative information may be emphasized at the expense of qualitative information 2.Models may be incorrectly applied and the results misinterpreted This is a real risk with the widespread availability of sophisticated, computerized models are placed in the hands of uninformed users. 3.The use of models does not guarantee good decisions. MIS 373: Basic Operations Management26
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KEY ISSUES FOR TODAY’S BUSINESS OPERATIONS Economic conditions Management of technology The Internet, e-commerce, e-business Competing in a global economy Globalization, outsourcing Supply chain management (more in the following slides) Environmental concerns and sustainability Global warming, carbon footprint Ethical conduct Worker safety, product safety, the community, hiring/firing workers, … CNN 4/23/14: A fatal wait: Veterans languish and die on a VA hospital's secret listA fatal wait: Veterans languish and die on a VA hospital's secret list “We're making our appointments within 10 days, within the 14-day frame, when in reality it had been six, nine, in some cases 21 months” MIS 373: Basic Operations Management27
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US CARBON FOOTPRINT The United States has been one of the few bright spots for climate-change policy in recent years. Thanks to the recession, improved efficiency measures and the shale-gas boom, the nation's carbon-dioxide emissions from energy fell 12 percent between 2005 and 2012.fell 12 percent Strategies Energy Efficiency Energy Conservation Fuel Switching Carbon Capture and Sequestration Source: The Washington Post 1/13/14 Source: US Environmental Protection Agency
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WORKER SAFETY WSJ 4/21/14 http://online.wsj.com/news/articles/SB10001424052702303873604579493502231397942 Inside Nike's Struggle to Balance Cost and Worker Safety in Bangladesh Nike, which first used a factory in Bangladesh in 1991, had kept its footprint there small, never working with more than 10 factories. The rest of the industry moved more aggressively into Bangladesh. The decision came not long before another garment-manufacturing hub known as Rana Plaza collapsed, killing 1,100 people in a suburb of Dhaka, in the worst industrial disaster in Bangladesh's history. The tragedy, which happened a year ago this month, has forced Western apparel sellers to re-examine their world-wide search for cheap labor, which has turned Bangladesh into an exporter of $20 billion of clothing a year. Rana Plaza collapsed
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SUPPLY CHAIN Supply Chain A sequence of activities and organizations involved in producing and delivering a good or service MIS 373: Basic Operations Management30 Suppliers’ suppliers Suppliers’ suppliers Direct suppliers Direct suppliers Producer Distributor Final Customers Final Customers
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THE NEED FOR SUPPLY CHAIN MANAGEMENT In the past, organizations did little to manage the supply chain beyond their own operations and immediate suppliers which led to numerous problems: Oscillating inventory levels Inventory stockouts Late deliveries Quality problems MIS 373: Basic Operations Management31
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SUPPLY CHAIN ISSUES 1.The need to improve operations 2.The need to manage inventories 3.Increasing transportation costs 4.Increasing levels of outsourcing 5.Increasing importance of e-business 6.Competitive pressures 7.Increasing globalization 8.The complexity of supply chains MIS 373: Basic Operations Management32
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SUPPLY CHAIN ISSUES 1. The need to improve operations Sustainability Productivity (more in chapter 2) Efficiency (more in chapter 5) Quality (more in chapters 9 & 10) MIS 373: Basic Operations Management33
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SUPPLY CHAIN ISSUES 2. The need to manage inventories Just in time (JIT) Vendor Managed Inventory (VMI) Logistics MIS 373: Basic Operations Management34
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SUPPLY CHAIN ISSUES 3. Increasing transportation costs MIS 373: Basic Operations Management35
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SUPPLY CHAIN ISSUES 4. Increasing levels of outsourcing Law of Comparative Advantage Benefits of Outsourcing Allow a company to focus on strategic, core competencies Cost savings or cost avoidance Flexibility for using services as needed Changes fixed costs into variable costs Types of Business Activities Outsourced Information Technology (IT) Human Resources (HR) Learning Function (Corporate Training) Customer Service (Call centers) Finance and Accounting MIS 373: Basic Operations Management36
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SUPPLY CHAIN ISSUES 5. Increasing importance of e-business E-business: The use of internet to network and empower business processes, electronic commerce, organizational communication and collaboration with in a company and with its customers, suppliers, and other stakeholders. (Combe, 2006) MIS 373: Basic Operations Management37 To ConsumerBusinessGovernment From Consumer C2CC2BC2G Business B2CB2BB2G Government G2CG2BG2G
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SUPPLY CHAIN ISSUES 6. Competitive pressures 7. Increasing globalization 8. The complexity of supply chains Serdarasan, Seyda. "A review of supply chain complexity drivers." Proceedings of the 41st International Conference on Computers & Industrial Engineering, pp792-797 MIS 373: Basic Operations Management38
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OM AND SUPPLY CHAIN CAREER OPPORTUNITIES Operations manager Supply chain manager Production analyst Schedule coordinator Production manager Industrial engineer Purchasing manager Inventory manager Quality manager MIS 373: Basic Operations Management39
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KEY POINTS The operations function is that part of every business organization that produces products and/or delivers services. Operations consists of processes that convert inputs into outputs. Failure to manage those processes effectively will have a negative impact on the organization. A key goal of business organizations is to achieve an economic matching of supply and demand. The operations function is responsible for providing the supply or service capacity for expected demand. All processes exhibit variation that must be managed. MIS 373: Basic Operations Management40
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KEY POINTS Although there are some basic differences between services and products that must be taken into account from a managerial standpoint, there are also many similarities between the two. Environmental issues will increasingly impact operations decision making. Ethical behavior is an integral part of good management practice. All business organizations have, and are part of, a supply chain that must be managed. MIS 373: Basic Operations Management41
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