Mathematics, 31.01.2021 03:10 sarinawhitaker
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 7. Using the empirical rule, what is the approximate percentage of daily phone calls numbering between 33 and 75?
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In a mid-size company, the distribution of the number of phone calls answered each day by each of th...
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