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Question #6 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

Question #6

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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 46 and a standard deviation of 10. Using the empirical rule, what is the approximate percentage of daily phone calls numbering between 36 and 56? Do not enter the percent symbol. ans = %

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