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5 Connect X + X C A ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fblackboard.se.edu%252Fwebapps%252Fportal%... Q * G # A Exam 2 (Ch 6-11) i Saved Help Save & Exit Submit 24 A key metric in the cell phone industry is average revenue per user (ARPU), which represents the average dollar amount that a customer spends per store visit. In 2011, AT&T reported their ARPU as $63.56. Suppose the standard deviation for this population is $21.20. What is the probability that the ARPU will be between $60 and $63 from a random sample of 46 customers? 2.5 points Multiple Choice 00:41:06 eBook O 0.5879 O 0.4286 O 0.3015 O 0.1271 Mc graw e D N X O P O W O ? 9:57 AM 9/23/2020