A fast-food restaurant monitors its drive-thru service times electronically to ensure that its speed of service is
Question:
A fast-food restaurant monitors its drive-thru service times electronically to ensure that its speed of service is meeting the company’s goals. A sample of 28 drive-thru times was recently taken and is shown here.
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b. What range of time might the restaurant say is the most frequent speed of service?
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Related Book For 
Business Statistics A Decision Making Approach
ISBN: 9780133021844
9th Edition
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry
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