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Everbright, a light bulb firm, faces both uncertain demand and supply, which can be modeled by normal distributions. Answer the following questions. For a typical 2-week (10-workday) period, daily demand in units is recorded as follows: 10 15 20 22 18 25 25 16 18 21 For the past 10 deliveries, the following pattern of lead times (i.e., performance cycle) in days is observed as follows: Lead Time (Days) Frequency 8 1 7 2 4 5 4 1 Total 10 Q7. What is the standard deviation of daily demand (keep two decimals)? Tip: use Excel for calculations; round only at the last step 4.40

Everbright, a light bulb firm, faces both uncertain demand and supply, which can be modeled by normal distributions. Answer the following questions. For a typical 2-week (10-workday) period, daily demand in units is recorded as follows: 10 15 20 22 18 25 25 16 18 21 For the past 10 deliveries, the following pattern of lead times (i.e., performance cycle) in days is observed as follows: Lead Time (Days) Frequency 8 1 7 2 4 5 4 1 Total 10 Q7. What is the standard deviation of daily demand (keep two decimals)? Tip: use Excel for calculations; round only at the last step 4.40

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Everbright, a light bulb firm, faces both uncertain demand and supply, which can be modeled by normal distributions. Answer the following questions. For a typical 2-week (10-workday) period, daily demand in units is recorded as follows: 10 15 20 22 18 25 25 16 18 21 For the past 10 deliveries, the following pattern of lead times (i.e., performance cycle) in days is observed as follows: Lead Time (Days) Frequency 8 1 7 2 6 4 5 2 4 Total 10 Q7. What is the standard deviation of daily demand (keep two decimals)? Tip: use Excel for calculations; round only at the last step 4.40
Transcribed Image Text:Everbright, a light bulb firm, faces both uncertain demand and supply, which can be modeled by normal distributions. Answer the following questions. For a typical 2-week (10-workday) period, daily demand in units is recorded as follows: 10 15 20 22 18 25 25 16 18 21 For the past 10 deliveries, the following pattern of lead times (i.e., performance cycle) in days is observed as follows: Lead Time (Days) Frequency 8 1 7 2 6 4 5 2 4 Total 10 Q7. What is the standard deviation of daily demand (keep two decimals)? Tip: use Excel for calculations; round only at the last step 4.40
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