EBK OPERATIONS MANAGEMENT
14th Edition
ISBN: 9781260718447
Author: Stevenson
Publisher: MCG COURSE
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Textbook Question
Chapter 12, Problem 11DRQ
What is meant by the term service level? Generally speaking, how is service level related to the amount of safety stock held?
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What is meant by the term service level? Generally speaking, how is service level related to theamount of safety stock held?
Use the information below for the following questions: Knights Corporation also needs to determine the proper reorder point and safety stock level. Annual Demand = 15000 gallons Lead Time = 15 days Standard deviation of lead time = 3 days Standard deviation of demand = 10 gallons Service Level = 96% (Z score of 1.75 or 1.76) Open days per year = 360 days 1. What is the reorder point? (keep two decimal places through your work, round your final answer up to the next highest whole number)
2.What is the safety stock? (keep two decimal places through your work, round your final answer up to the next highest whole number)
3. If the service level increased to 99% (Z score of 2.32 or 2.33), what would be the new safety stock? (keep two decimal places through your work, round your final answer up to the next highest whole number)
Explain how are service level and inventory level dependent on each other ?
Chapter 12 Solutions
EBK OPERATIONS MANAGEMENT
Ch. 12.3 - Prob. 1RQCh. 12 - What are the primary reasons for holding...Ch. 12 - What are the requirements for effective inventory...Ch. 12 - Briefly describe each of the costs associated with...Ch. 12 - What potential benefits and risks do RFID tags...Ch. 12 - Prob. 5DRQCh. 12 - Prob. 6DRQCh. 12 - a. List the major assumptions of the EOQ model. b....Ch. 12 - Explain briefly how a higher carrying cost can...Ch. 12 - What is safety stock, and what is its purpose?
Ch. 12 - Prob. 10DRQCh. 12 - What is meant by the term service level? Generally...Ch. 12 - Describe briefly the A-B-C approach to inventory...Ch. 12 - The purchasing agent for a company that assembles...Ch. 12 - Explain how a decrease in setup time can lead to a...Ch. 12 - What is the single-period model, and under what...Ch. 12 - Can the optimal stocking level in the...Ch. 12 - Prob. 17DRQCh. 12 - What trade-offs are involved in each of these...Ch. 12 - Who needs to be involved in inventory decisions...Ch. 12 - How has technology aided inventory management? How...Ch. 12 - To be competitive, many fast-food chains began to...Ch. 12 - As a supermarket manager, how would you go about...Ch. 12 - Sam is at the post office to mail a package. After...Ch. 12 - Give two examples of unethical conduct involving...Ch. 12 - Prob. 1PCh. 12 - a. The following table contains figures on the...Ch. 12 - A bakery buys flours in 25-pound bags. The bakery...Ch. 12 - A large law firm uses an average of 40 boxes of...Ch. 12 - Garden Variety Flower Shop uses 750 clay pots a...Ch. 12 - A produce distributor uses 800 packing crates a...Ch. 12 - A manager receives a forecast for next year....Ch. 12 - A food processor uses approximately 27,000 glass...Ch. 12 - The Friendly Sausage Factory (FSF) can produce hot...Ch. 12 - A chemical firm produces sodium bisulfate in...Ch. 12 - A company is about to begin production of a new...Ch. 12 - Prob. 12PCh. 12 - A mail-order house uses 18,000 boxes a year....Ch. 12 - A jewelry firm buys semiprecious stones to make...Ch. 12 - A manufacturer of exercise equipment purchases the...Ch. 12 - A company will begin stocking remote control...Ch. 12 - A manager just received a new price list from a...Ch. 12 - A newspaper publisher uses roughly 800 feet of...Ch. 12 - Given this information: Expected demand during...Ch. 12 - Given this information: Lead-time demand = 600...Ch. 12 - Demand for walnut fudge ice cream at the Sweet...Ch. 12 - The injection molding department of a company uses...Ch. 12 - A company uses 85 circuit boards a day in a...Ch. 12 - One item a computer store sells is supplied by a...Ch. 12 - The manager of a car wash received a revised price...Ch. 12 - A small copy center uses five 500-sheet boxes of...Ch. 12 - Ned's Natural Foods sells unshelled peanuts by the...Ch. 12 - Regional Supermarket is open 360 days per year....Ch. 12 - A service station uses 1,200 cases of oil a year....Ch. 12 - Caring Hospital's dispensary reorders doses of a...Ch. 12 - A drugstore uses fixed-order cycles for many of...Ch. 12 - Prob. 32PCh. 12 - Prob. 33PCh. 12 - Demand for jelly doughnuts on Saturdays at Don's...Ch. 12 - A public utility intends to buy a turbine as part...Ch. 12 - Skinner's Fish Market buys fresh Boston bluefish...Ch. 12 - A small grocery store sells fresh produce, which...Ch. 12 - Demand for devil's food whipped-cream layer cake...Ch. 12 - Prob. 39PCh. 12 - Demand for rug-cleaning machines at Clyde's...Ch. 12 - A manager is going to purchase new processing...Ch. 12 - A Las Vegas supermarket bakery must decide how...Ch. 12 - Offwego Airlines has a daily flight from Chicago...Ch. 12 - UPD Manufacturing produces a range of health care...Ch. 12 - Prob. 1.2CQCh. 12 - Prob. 2.1CQCh. 12 - SARAH LUBBERS AND CHRIS RUSCHE, GRAND VALLEY STATE...Ch. 12 - SARAH LUBBERS AND CHRIS RUSCHE, GRAND VALLEY STATE...Ch. 12 - Prob. 3.3CQCh. 12 - SARAH LUBBERS AND CHRIS RUSCHE, GRAND VALLEY STATE...Ch. 12 - Prob. 3.5CQCh. 12 - Prob. 1OTQCh. 12 - Prob. 2OTQCh. 12 - Prob. 3OTQCh. 12 - Prob. 4OTQ
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- The chapter presented various approaches for the control of inventory investment. Discuss three additional approaches not included that might involve supply chain managers.arrow_forward.How are service level and inventory level dependent on each other? How would factors like lead time and lot size impact different types of inventory?arrow_forwardDescribe the advantages of vendor managed inventory ?arrow_forward
- The U.S. Airfilter company has hired you as a supply chain consultant. The company makes air filters for residential heating and air-conditioning systems. These filters are made in a single plant located in Louisville Kentucky, in the United States. They are distributed to retailers through wholesale centers in 100 locations in the United States, Canada, and Europe. You have collected the following data to the value of inventory in the U.S. Airfilter supply chain. Qtr. 1 Qtr.2 Qtr. 3 Qtr. 4 (Jan-Mar) (Apr-Jun) (July-Sept) (Oct-Dec) All amounts in millions of U.S. dollars Sales (total quarter): United States 414 402 502 514 Canada…arrow_forwardDefine safety stock and service level? How these two are related to each other?arrow_forwardDescribe the nature of the costs that affect inventory size ?arrow_forward
- explain the characteristics of inventory situations: 1. lead time 2. sources and level of risk 3. Static versus dynamic problemsarrow_forwardHow might other companies (including services) use vendormanaged inventory in its supply chain design? Discuss theadvantages and disadvantages of VMI.arrow_forwardMaroons Medical Supplies, Inc. must order masks from its supplier in lots of 1 dozen boxes. Given the information provided below, complete the following table: Annual demand 26,000 dozen Cost per order placed P30 Carrying cost 20% Price per dozen P7.80 Order Size (Dozen) 250 500 1,000 2,000 13,000 26,000 Number of orders Average inventory Carrying cost Order cost Total cost 1. What is the EOQ? Please include/fill the table and solve for EOQ. Thank you so much!arrow_forward
- Arrow Distributing Corp. likes to track inventory by using weeks of supply as well as by inventory turnover. Arrow Distributing Corp. Net Revenue $15,630 Cost of sales $12,190 Inventory $1,090 Total assets $8,770 a) What is its weeks of supply? weeks (round your response to two decimal places). b) What is Arrow's inventory turnover? times per year (round your response to two decimal places). c) Suppose a manufacturer has an inventory turnover of 13.5 times per year. Arrow's supply chain performance relative to the manufacturer's, as measured by inventory turnover, isarrow_forwardDAT, Inc. produces digital audiotapes to be used in the consumer audio division. DAT lacks sufficient personnel in its inventory supply section to closely control each item stocked, so it has asked you to determine an ABC classification. Here is a sample from the inventory records: ITEM AVERAGEMONTHLY DEMAND PRICE PER UNIT 1 700 $ 6.00 2 200 4.00 3 2,000 12.00 4 1,100 20.00 5 4,000 21.00 6 100 10.00 7 3,000 2.00 8 2,500 1.00 9 500 10.00 10 1,000 2.00 Develop an ABC classification for these 10 items. Item Monthly Usage ($) Class 1 2 3 4 5 6 7 8 9 10arrow_forwardHi please help me please, Read the screenshot and answer the following questions: 1. Dawn understands her customers very well. She knows that they want two things: (1) speed in getting the sandwich, no matter what type and (2) the sandwich must taste fresh. As Dawn works out how to improve her inventory management process, how can she utilize the ABC inventory classification system as part of the remedy for this situation? • Think outside the box. Consider which type of inventory she really needs to classify using the ABC classification system. 2. As we examine this case, we know that the basic issue is low inventory turnover. Consequently, the bins are overstocked during specific times and items must be discarded because they exceed the freshness quality time limit. As she considers this point, Dawn is debating if she needs to use the EOQ model or the EMQ model. Provide a recommendation to Dawn on which model would be the most effective for her situation. Explain why your choice is…arrow_forward
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