An Airline Knows from Experience That the Distribution of the Number

question 16

Multiple Choice

An airline knows from experience that the distribution of the number of suitcases that get lost each week on a certain route is approximately normal with $\mu$ = 15.5 and $\sigma$ = 3.6. What is the probability that during a given
Week the airline will lose less than 20 suitcases?

• A)0.8944
• B)0.3944
• C)0.1056
• D)0.4040

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Definitions:

Mean Distribution

Refers to the distribution of the arithmetic mean from multiple samples from the same population, often assumed to be normal in many statistical applications.

SSIs Rate

Stands for Surgical Site Infections rate, which is a measure used in healthcare to quantify the occurrence of infections that occur after surgical procedures in the part of the body where the surgery took place.

National Average

The mean value calculated from the available data that represents a norm or benchmark across a country.

Divorce Rate

The divorce rate is a statistical measure that represents the number of divorces per unit of population within a specified time period or demographic.