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.) New York City is the most expensive city in the United States for lodging. The mean hotel room rate is $204 per night.† Assume that room rates are normally distributed with a standard deviation of $55. b)What is the cost in dollars of the 20% most expensive hotel rooms in New York City? (Round your answer to the nearest cent.)

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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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 minimum cost in dollars for a fair to be included in the highest 9% of domestic airfares? (Round your answer to the nearest integer.)

New York City is the most expensive city in the United States for lodging. The mean hotel room rate is $204 per night.† Assume that room rates are normally distributed with a standard deviation of $55.

b)What is the cost in dollars of the 20% most expensive hotel rooms in New York City? (Round your answer to the nearest cent.)

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