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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 65 and a standard deviation of 8. Using the empirical rule, what is the approximate percentage of daily phone calls numbering between 49 and 81? Do not enter the percent symbol. ans = %

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 65 and a standard deviation of 8. Using the empirical rule, what is the approximate percentage of daily phone calls numbering between 49 and 81? Do not enter the percent symbol. ans = %

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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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 65 and a standard deviation of 8. Using the empirical rule, what is the approximate percentage of daily phone calls numbering between 49 and 81? Do not enter the percent symbol. ans = %
Transcribed Image Text: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 65 and a standard deviation of 8. Using the empirical rule, what is the approximate percentage of daily phone calls numbering between 49 and 81? Do not enter the percent symbol. ans = %
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