Chapter7: Uncertainty
Section: Chapter Questions
Problem 7.1P
Related questions
Question
![Delta Airlines quotes a flight time of 2 hours, 5 minutes for its flights from Cincinnati to Tampa. Suppose we believe that actual flight times are uniformly
distributed between 2 hours and 2 hours, 20 minutes.
a. Which of the following graphs accurately represents the probability density function for flight time in minutes?
f(x) T
0.15+
1.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbb5aba3c-4931-42d1-80b4-3d9f41ab8cf8%2F6eaaa199-a8f6-4afc-81d3-2f2f762d9422%2Ft11vq8j_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Delta Airlines quotes a flight time of 2 hours, 5 minutes for its flights from Cincinnati to Tampa. Suppose we believe that actual flight times are uniformly
distributed between 2 hours and 2 hours, 20 minutes.
a. Which of the following graphs accurately represents the probability density function for flight time in minutes?
f(x) T
0.15+
1.
![0.1t
0.05+
110
120
130
140
Minutes
2.
f(x) ]
0.15+
0.1
0.05+
110
120
130
140
Minutes
3.
flx)T
0.15+
0.1+
0.05-
110
120
130
140
Minutes
Select your answer - V
b. What is the probability that the flight will be no more than 5 minutes late (to 2 decimals)?
c. What is the probability that the flight will be more than 10 minutes late (to 2 decimals)?
d. What is the expected flight time, in minutes?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbb5aba3c-4931-42d1-80b4-3d9f41ab8cf8%2F6eaaa199-a8f6-4afc-81d3-2f2f762d9422%2Fjdiry_processed.jpeg&w=3840&q=75)
Transcribed Image Text:0.1t
0.05+
110
120
130
140
Minutes
2.
f(x) ]
0.15+
0.1
0.05+
110
120
130
140
Minutes
3.
flx)T
0.15+
0.1+
0.05-
110
120
130
140
Minutes
Select your answer - V
b. What is the probability that the flight will be no more than 5 minutes late (to 2 decimals)?
c. What is the probability that the flight will be more than 10 minutes late (to 2 decimals)?
d. What is the expected flight time, in minutes?
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