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At a large government office center in Chicago, it has been found out that the time employees spend on the phone each day for business purposes has a normal distribution with mean 47 mins and standard deviation of 10 mins If an employee is selected at random, what is the probability of the following: a. from 27 to 67 mins in phone each day? b. from 37 to 57 on the phone each day? c. 47 or fewer minutes on phone each day?

At a large government office center in Chicago, it has been found out that the time employees spend on the phone each day for business purposes has a normal distribution with mean 47 mins and standard deviation of 10 mins If an employee is selected at random, what is the probability of the following: a. from 27 to 67 mins in phone each day? b. from 37 to 57 on the phone each day? c. 47 or fewer minutes on phone each day?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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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At a large government office center in Chicago, it has been found out that the time employees spend on the phone each day for business purposes has a normal distribution with mean 47 mins and standard deviation of 10 mins If an employee is selected at random, what is the probability of the following: a. from 27 to 67 mins in phone each day? b. from 37 to 57 on the phone each day? c. 47 or fewer minutes on phone each day?
Transcribed Image Text:At a large government office center in Chicago, it has been found out that the time employees spend on the phone each day for business purposes has a normal distribution with mean 47 mins and standard deviation of 10 mins If an employee is selected at random, what is the probability of the following: a. from 27 to 67 mins in phone each day? b. from 37 to 57 on the phone each day? c. 47 or fewer minutes on phone each day?
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