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

question 106

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 test statistic for this sample is ______.

• A) 4.28
• B) 6.19
• C) 7.50
• D) 9.33

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Definitions:

Cosign

To sign a legal document alongside another person, often agreeing to share the responsibility for fulfilling the terms of the document, such as repaying a loan.

Minor

An individual under the legal age of adulthood, typically under 18 years old, with limited legal rights and responsibilities.

Liable

Legally responsible or obligated to answer for actions or to compensate for harm or damage caused.

Misrepresents

Providing false or misleading information or statements.