The Probability That a Certain Daily Flight's Departure from ORD

question 74

Multiple Choice

The probability that a certain daily flight's departure from ORD to LAX is delayed is .02. Over six months, this flight departs 180 times. What is the approximate Poisson probability that it will be delayed fewer than 2 times?

• A).4471
• B).3028
• C).1257
• D).1771

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Definitions:

Cognitive Dissonance

The mental discomfort or psychological stress experienced by a person who holds two or more contradictory beliefs, ideas, or values at the same time.

Balance Theory

A psychological theory suggesting that individuals strive for mental consistency among their beliefs, attitudes, and sentiments, and will change or eliminate beliefs to achieve balance.

Environmental Activist

An individual who actively promotes the protection and preservation of the environment through various actions and campaigns.

Cognitive Dissonance

The mental discomfort experienced by an individual who holds two or more contradictory beliefs, ideas, or values at the same time, often leading to an alteration in one's beliefs to reduce the discomfort.