FAA
the FAA Recorded the Number of Complaints Per Month

question 114

Essay

FAA
The FAA recorded the number of complaints per month for three airlines.The data were: $$\begin{array} { | c | c | c | } \hline \text { Airline } \boldsymbol { A } & \text { Airline } \boldsymbol { B } & \text { Airline } \boldsymbol { C } \\\hline 3248 & 2462 & 1544 \\2876 & 2838 & 2381 \\2943 & 3042 & 2279 \\3486 & 3211 & 2163 \\2777 & 1968 & 1459 \\\hline\end{array}$$
-The test question is: Do the three airlines have the same median number of complaints? State the null and alternative hypotheses.
H₀: _____________________________
H₁: _____________________________

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Definitions:

Flow Measure

A quantitative assessment that represents movement of items over time, often used in economics to track variables like income.

Consumption

The consumption of products and services by individuals in a household.

Impossibility Theorem

A proposition demonstrated by Kenneth Arrow showing that no system of aggregating individual preferences into social decisions will always yield consistent, nonarbitrary results.

Voting Paradox

A simple demonstration of how majority-rule voting can lead to seemingly contradictory and inconsistent results. A commonly cited illustration of the kind of inconsistency described in the impossibility theorem.