Suppose that the number of minutes it takes Aaliyah to get from her home to work is approximately normally distributed with a mean of 30 minutes and a standard deviation of 5 minutes. Aaliyah's workday starts at 9:00 A.M. Which of the following is closest to the latest time that Aaliyah can leave her house if she wants to arrive at or before 9:00 A.M. on at least 97.5% of her workdays? a. 8:10 AM b. 8:20 AM c. 8:30 AM d. 8:40 AM

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Suppose that the number of minutes it takes Aaliyah to get from her
home to work is approximately normally distributed with a mean of
30 minutes and a standard deviation of 5 minutes. Aaliyah's workday
starts at 9:00 A.M. Which of the following is closest to the latest time
that Aaliyah can leave her house if she wants to arrive at or before
9:00 A.M. on at least 97.5% of her workdays?
a. 8:10 AM
b. 8:20 AM
c. 8:30 AM
d. 8:40 AM
Transcribed Image Text:Suppose that the number of minutes it takes Aaliyah to get from her home to work is approximately normally distributed with a mean of 30 minutes and a standard deviation of 5 minutes. Aaliyah's workday starts at 9:00 A.M. Which of the following is closest to the latest time that Aaliyah can leave her house if she wants to arrive at or before 9:00 A.M. on at least 97.5% of her workdays? a. 8:10 AM b. 8:20 AM c. 8:30 AM d. 8:40 AM
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