In a mid size company the distribution of the number of

Last updated: 12/11/2023

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 60 and a standard deviation of 6 Using the empirical rule as presented in the book what is the approximate percentage of daily phone calls numbering between 42 and 78 Do not enter the percent symbol