The Airline Industry Defines "No-Shows" as Passengers Who Have Purchased

question 52

Multiple Choice

The airline industry defines "no-shows" as passengers who have purchased a ticket but fail to arrive at the gate on time for departure. United Airlines operates many flights from Philadelphia to Dallas. The table below represents the observed number of no-shows that occurred on a random sample of 120 flights between Philadelphia and Dallas this year, and experienced the no-show proportions last year. United Airlines would like to know if the proportions of no-shows has changed between last year and this year on flights between these two cities using α = 0.05. The expected frequency of five no-shows for this sample is ________.

• A) 9
• B) 12
• C) 14
• D) 19

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Definitions:

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Imaginary Audience

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