At a Fast-Food Restaurant,if the Average Time to Serve a Customer

question 21

Multiple Choice

At a fast-food restaurant,if the average time to serve a customer is 3.75 minutes for 10 samples of size 5,and the average range for the samples is 0.50 minutes,the upper and lower control limits for a 3-sigma x-chart are

• A)UCL = 4.04,LCL = 3.46
• B)UCL = 5.08,LCL = 4.94
• C)UCL = 5.75,LCL = 1.75
• D)UCL = 3.91,LCL = 3.60

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Assets or inputs used in the production of goods and services, which may include time, people, money, or raw materials.