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 58 and a standard deviation of 11. Using the empirical rule, what is the approximate percentage of daily phone calls numbering between 47 and 69? 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 58 and a standard deviation of 11. Using the empirical rule, what is the approximate percentage of daily phone calls numbering between 47 and 69? Do not enter the percent symbol. ans = %
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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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 58 and a standard deviation of 11. Using the
empirical rule, what is the approximate percentage of daily phone calls numbering between 47 and
69?
Do not enter the percent symbol.
ans =
%
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