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

question 117

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:

Public Good

A type of good that is non-excludable and non-rivalrous, meaning individuals cannot be effectively excluded from use, and where use by one individual does not reduce availability to others.

Private Good

A type of good that is both excludable and rivalrous, meaning that non-paying consumers can be prevented from accessing it and its consumption by one individual prevents others from using it.

Utility Function

A mathematical representation in economics that captures the preference orderings of various bundles of goods for an individual or entity.

Private Consumptions

refers to the total amount of goods and services consumed by private households.