28. A recent study by The Fresno Bee showed that 4% of Fresnans have a commute time (the time it takes to get to work) of more than 22 minutes. If the standard deviation of commute times is 3.5 minutes, what is the mean of all commute times?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 2GP
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28. A recent study by The Fresno Bee showed that 4% of Fresnans have a commute time
(the time it takes to get to work) of more than 22 minutes. If the standard deviation of
commute times is 3.5 minutes, what is the mean of all commute times?
Transcribed Image Text:28. A recent study by The Fresno Bee showed that 4% of Fresnans have a commute time (the time it takes to get to work) of more than 22 minutes. If the standard deviation of commute times is 3.5 minutes, what is the mean of all commute times?
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