Posted by Sam on Wednesday, June 11, 2014 at 6:27pm.
The mean cost of domestic airfares in the United States rose to an alltime 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 (to 4 decimals)?
b. What is the probability than a domestic airfare is $250 or less (to 4 decimals)?
c. What if the probability that a domestic airfare is between $300 and $500 (to 4 decimals)?
d. What is the cost for the 3% highest domestic airfares?

Statistics  collin, Monday, October 6, 2014 at 5:19pm
a. .4332

Statistics  Amy, Tuesday, October 14, 2014 at 2:24am
0.0668
0.1093
0.6325

Statistics  d, Thursday, March 24, 2016 at 9:31pm
435
Answer This Question
Related Questions
 statistics  The mean cost of domestic airfares in the United states rose to an ...
 managerial economics  Entry of new airlines to the CARICOM region is severely ...
 Economics  After the U.S. invasion of Iraq, the price of jet fuel used by ...
 Economics  Entry of new airlines to the CARICOM region is severely restricted ...
 Math HELP!!!  The booster club sold tickets to a high school basketball game. ...
 math  a museum charges $5 for each adult ticket ,plus an additional $1 per ...
 Business Mathematics  A local travel agent is organizing a charter ride to a ...
 Math  Devon purchased tickets to an air show for 9 adults and 2 children. The ...
 algebra  Q 2: If the ticket agency charges āpā dollars per ticket for a concert...
 ALG2! WORD PROBLEM! PLZ HELP!!  A family of 5 comes to the amusement park. ...
More Related Questions