1. Air-USA has a policy of booking as many as 20 persons on an airplane that can seat only 19. (Past studies have revealed that only 82% of the booked passengers actually arrive for the flight.) Find the probability that if Air-USA books 20 persons, not enough seats will be available. prob =
Questions:
1. Air-USA has a policy of booking as many as 20 persons on an airplane that can seat only 19. (Past studies have revealed that only 82% of the booked passengers actually arrive for the flight.)
Find the
prob =
2. A company prices its tornado insurance using the following assumptions:
• In any calendar year, there can be at most one tornado.
• In any calendar year, the probability of a tornado is 0.08.
• The number of tornadoes in any calendar year is independent of the number of tornados in any other calendar year.
Using the company's assumptions, calculate the probability that there are fewer than 4 tornadoes in a 15-year period.
3. Mr. Keller filled out a bracket for the NCAA National Tournament. Based on his knowledge of college basketball, he has a 0.57 probability of guessing any one game correctly.
What is the probability Mr. Keller will pick all 32 of the first round games correctly?
What is the probability Mr. Keller will pick exactly 14 games correctly in the first round?
What is the probability Mr. Keller will pick exactly 23 games incorrectly in the first round?
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