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

question 52

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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. 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 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 ________.


Definitions:

First-Level Outcomes

Initial results or effects of an action or decision, often serving as the immediate impacts before more complex or long-term outcomes emerge.

Second-Level Outcomes

Refers to the indirect or long-term results of an action or decision, beyond the immediate or primary effects.

Expectancy Model

A psychological theory that explains motivation as a function of individuals' expectations about their ability to perform tasks, the expected outcomes of these tasks, and the value they place on these outcomes.

Valence

refers to the intrinsic attractiveness or aversiveness of an event, object, or situation.

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