[Solution Library] The U.S. Dept. of transportation keeps monthly reports on airline performance and claims that 81 % of the flights by the major carriers arrived


Question: The U.S. Dept. of transportation keeps monthly reports on airline performance and claims that 81 % of the flights by the major carriers arrived on time(within 15 minutes of schedule). Samples of 100 flights are drawn.

  1. Use the Central limit theorem to describe the sampling distribution of the proportions.
  2. Find the probability that the sample proportion would exceed 85 %?

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Solution: The downloadable solution consists of 2 pages
Deliverable: Word Document

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