Textbook ExpertVerified Tutor
9 Nov 2021
Given information
Given Thuy Dau, Ngoc Bui, Sam Su, and Lan Voung conducted a survey as to how long customers at Lucky claimed to wait in the checkout line until their turn. Let X = time in line. We have to calculate the sample mean and the sample standard deviation.
Step-by-step explanation
Step 1.
Sample mean
Standard deviation
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