Kristen’s Cookie Company Case write-up Process flow diagram Inputs Basic Dough‚ Ingredients Output Cookies packed in boxes Flow Units Cookies Resources Kristen and her roommate‚ Oven‚ Spoons‚ Trays‚ Food Processor Assumptions 1. An order is for a dozen cookies of any one type. 2. Kristen and her roommate work for 4 hours per day. Q1. Time Taken for a rush order = Sum of time taken for Activities 1‚2‚3‚4‚5‚6‚ and 7 for an order
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Kristen’s Cookie Company 1. How long does it take to fill a rush order [from mix and spoon‚ Load oven‚ bake‚ cool pack‚ and receive payment] ? (For orders of one dozen‚ and for orders of two dozens-same ingredients.) Answer: (a) for orders of one dozen __________ minutes According to the specified work arrangements‚ a Gant Chart (Basic case 1) is developed as follow: As obviously indicated from the above chart‚ it takes 26 minutes to fill a one dozen rush order. Page 3 of 10 DSME2030A
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| Kristen’s Cookie Company | Sunset Team 4 | A. Dobo‚ F. Montoya‚ L. Lie‚ A. Bustamante‚ M. Chitipiralla‚ E. Dzelzkalns 1/21/2013 | Process Chart Figure 1: Kristen’s Cookie Co. Process Flow Chart 1. How long will it take you to fill a rush order? A rush order will take 26 minutes to fulfill‚ as illustrated in the Gantt chart below. Figure 2: Rush-order Gantt chart 2. How Many Orders can you fill in a night assuming you are open four hours each night? a. Assuming
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Operations Management Case Analysis – Kristen’s Cookie Company Arif Durak‚ İlker Koç‚ Nihat Alpin Mütevellioğlu‚ Uğur Günal‚ Ersan Bilik 31 May 2014 1) How long will it take you to fill a rush order? For an order that is for 1 dozen (or less) cookies with the same ingredients‚ it takes 26 minutes assuming the customer pays after packing. If they pay during the cooling period‚ a minute could be saved. Time (minutes) Operation 0 Take Order 6 Wash & Mixing 2 Spoon
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Kristen’s Cookies - Key Issues Product Differentiation/ Core Competencies n Product features n n n variety/customization freshness convenience Low overhead Flexible labor - can study during idle time Location - access to targeted market n Competitive Advantages n n n What are the bottlenecks? mix (6) spoon (2) load (1) bake(9) cool (5) pack (2) pay (1) Resource Activity You mix spoon Oven bake R-mate oven load packing payment Time 6 min 2 min
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1. How long will it take you to fill a rush order? • Order Size 1 Dozen: 6 + 2 + 1 + 9 + 5 + 2 + 1 = 26 minutes • Order Size 2 Dozen: 26 + 1 + 9 = 36 minutes • Order Size 3 Dozen: 36 + 1 + 9 = 46 minutes 2. How many orders can you fill in a night‚ assuming that you are open four hours each night? • 4 hours = 240 minutes • Bottleneck is the oven (setting and baking)‚ which takes 10 minutes • Must account for the 8 minutes required to prepare prior to baking (wash/mix/spoon) the first batch
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Kristen ’s Cookie Company Kristen ’s Cookie Company is a good example where the success or failure of the company depends directly on the process planning adopted by the company‚ i.e.‚ the company can maximize its productivity by utilizing its resources effectively. One major aspect of process analysis is to identify the major bottlenecks in the process and trying to mitigate their effects with least possible level of costs and resources. The following flowchart shows the overall process adopted
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KRISTEN ’S COOKIE COMPANY (A1) The overview of the process: QUESTION 1 If we make a table‚ we can see that the minimum time to fill a rush order is 26 minutes. ACTIVITY RESOURCE TIME START TIME FINISH TIME Order Entry E-mail 0 minutes 00:00 00:00 Wash Bowl‚ Mix Self 6 minutes 00:00 00:06 Fill Tray Self 2 minutes 00:06 00:08 Start Oven Roommate 1 minute 00:08 00:09 Baking Oven 9 minutes 00:09 00:18 Remove Roommate 0 minutes 00:18 00:18 Cool None 5 minutes 00:18 00:23
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Oğulcan TUFAN 11324 KRISTEN’S COOKIE COMPANY CASE Put the cookies in the oven and set the thermostat and timer(1min) Kristen’s Cookie Company case is a business which is established by 2 college students to serve cookies to students at night. There is a certain plan for getting orders‚ preparing cookies and delivering them. All of them goes in a sequence. The aim is to produce cookies in the least possible time
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Kristen’s Cookie Company Key Questions 1) Washing & Mixing | 6 min | Dishing Up | 2 min | Setting the oven | 1 min | Baking | 9 min | Cooling | 5 min | Packing | 2 min | Accept Payment | 1 min | Total | 26 min | 2) The oven holds only one tray (one dozen of cookies) => at full utilization we can cook only 6 dozen of cookies per hour‚ for example after washing and mixing we have two more minutes to wait before oven will free. 26 + 10(x-1)=240 X=22.4 22 orders
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