The mean cost of domestic airfares in the United States rose to an all-time high of...

70.2K

Verified Solution

Question

Statistics

The mean cost of domestic airfares in the United States rose toan all-time high of $375 per ticket. Airfares were based on thetotal ticket value, which consisted of the price charged by theairlines plus any additional taxes and fees. Assume domesticairfares are normally distributed with a standard deviation of$100. Use Table 1 in Appendix B. a. What is the probability that adomestic airfare is $550 or more (to 4 decimals)? b. What is theprobability that a domestic airfare is $265 or less (to 4decimals)? c. What if the probability that a domestic airfare isbetween $310 and $480 (to 4 decimals)? d. What is the cost for the3% highest domestic airfares? (rounded to nearest dollar)

Answer & Explanation Solved by verified expert
4.3 Ratings (914 Votes)
a PX 550 PX    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students