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I - 0 Question 9 E 0/4 pts '0 3 6) Details In a mid-size company, the distribution of the number of phone calls answered
I - 0 Question 9 E 0/4 pts '0 3 6) Details In a mid-size company, the distribution of the number of phone calls answered each day by each of the 12 receptionists is bell-shaped and has a mean of 54 and a standard deviation of 4. Using the empirical rule (as presented in the book), what is the approximate percentage of daily phone calls numbering between 50 and 58? Do not enter the percent symbol. ans = % Check Answer Jump to Answer 0 Question 10 B 0/4 pts '0 3 6) Details A company has a policy of retiring company cars; this policy looks at number of miles driven, purpose of trips, style of car and other features. The distribution of the number of months in service for the fleet of cars is bell-shaped and has a mean of 56 months and a standard deviation of 8 months. Using the empirical rule (as presented in the book), what is the approximate percentage of cars that remain in service between 32 and 40 months? Do not enter the percent symbol. ans = %
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