You may need to use the appropriate appendix table to answer this question. 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. (a) What is the probability that a hotel room costs $245 or more per night? (Round your answer to four decimal places.) (b) What is the probability that a hotel room costs less than $130 per night? (Round your answer to four decimal places.) (c) What is the probability that a hotel room costs between $200 and $290 per night? (Round your answer to four decimal places.)
You may need to use the appropriate appendix table to answer this question. 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. (a) What is the probability that a hotel room costs $245 or more per night? (Round your answer to four decimal places.) (b) What is the probability that a hotel room costs less than $130 per night? (Round your answer to four decimal places.) (c) What is the probability that a hotel room costs between $200 and $290 per night? (Round your answer to four decimal places.)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:You may need to use the appropriate appendix table to answer this question.
New York City is the most expensive city in the United States for lodging. The mean hotel room rate is $204 per night.t
Assume that room rates are normally distributed with a standard deviation of $55.
(a) What is the probability that a hotel room costs $245 or more per night? (Round your answer to four decimal places.)
(b) What is the probability that a hotel room costs less than $130 per night? (Round your answer to four decimal places.)
(c) What is the probability that a hotel room costs between $200 and $290 per night? (Round your answer to four
decimal places.)
(d) What is the cost in dollars of the 10% most expensive hotel rooms in New York City? (Round your answer to the
nearest cent.)
$
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