Dumplings -To-Go (DTG) Provides Take-Out Dumplings and Noodle Dishes to Customers

question 94

Multiple Choice

Dumplings -To-Go (DTG) provides take-out dumplings and noodle dishes to customers at its chain of drive-through restaurants. The target for a customer's waiting time is 3.0 minutes +/- 1 minute. Each month, one of the managers observes the drive-through process and collects a sample of 4 waiting times a day over a 6 day period. The data from one restaurant appears below. If DTG were to construct an X-bar chart from this data, the 3-sigma LCL would be Insert table here

• A) 0.00
• B) 1.00
• C) 1.76
• D) 2.82

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