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You may need to use the appropriate appendix table to answer this question. The mean cost of domestic airfares in the United States rose to an all-time high of $385 per ticket.+ Airfares were based on the total ticket value, which consisted of the price charged by the airlines plus any additional taxes and fees. Assume domestic airfares are normally distributed with a standard deviation of $110. (a) What is the probability that a domestic airfare is $550 or more? (Round your answer to four decimal places.) (b) What is the probability that a domestic airfare is $240 or less? (Round your answer to four decimal places.) (c) What is the probability that a domestic airfare is between $320 and $500? (Round your answer to four decimal places.) (d) What is the minimum cost in dollars for a fair to be included in the highest 9% of domestic airfares? (Round your answer to the nearest integer.) $

You may need to use the appropriate appendix table to answer this question. The mean cost of domestic airfares in the United States rose to an all-time high of $385 per ticket.+ Airfares were based on the total ticket value, which consisted of the price charged by the airlines plus any additional taxes and fees. Assume domestic airfares are normally distributed with a standard deviation of $110. (a) What is the probability that a domestic airfare is $550 or more? (Round your answer to four decimal places.) (b) What is the probability that a domestic airfare is $240 or less? (Round your answer to four decimal places.) (c) What is the probability that a domestic airfare is between $320 and $500? (Round your answer to four decimal places.) (d) What is the minimum cost in dollars for a fair to be included in the highest 9% of domestic airfares? (Round your answer to the nearest integer.) $

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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You may need to use the appropriate appendix table to answer this question. The mean cost of domestic airfares in the United States rose to an all-time high of $385 per ticket.t Airfares were based on the total ticket value, which consisted of the price charged by the airlines plus any additional taxes and fees. Assume domestic airfares are normally distributed with a standard deviation of $110. (a) What is the probability that a domestic airfare is $550 or more? (Round your answer to four decimal places.) (b) What is the probability that a domestic airfare is $240 or less? (Round your answer to four decimal places.) (c) What is the probability that a domestic airfare is between $320 and $500? (Round your answer to four decimal places.) (d) What is the minimum cost in dollars for a fair to be included in the highest 9% of domestic airfares? (Round your answer to the nearest integer.) $
Transcribed Image Text:You may need to use the appropriate appendix table to answer this question. The mean cost of domestic airfares in the United States rose to an all-time high of $385 per ticket.t Airfares were based on the total ticket value, which consisted of the price charged by the airlines plus any additional taxes and fees. Assume domestic airfares are normally distributed with a standard deviation of $110. (a) What is the probability that a domestic airfare is $550 or more? (Round your answer to four decimal places.) (b) What is the probability that a domestic airfare is $240 or less? (Round your answer to four decimal places.) (c) What is the probability that a domestic airfare is between $320 and $500? (Round your answer to four decimal places.) (d) What is the minimum cost in dollars for a fair to be included in the highest 9% of domestic airfares? (Round your answer to the nearest integer.) $
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