At a Recent Automobile Show, a Sample of 135 People

question 42

Multiple Choice

At a recent automobile show, a sample of 135 people produced the following results. Use the 0.01
Significance level to determine if there is a relationship between age and model preferred.
Based on the analysis above, what can be concluded?

• A) Buyer's age and car model preference are not related.
• B) Buyer's age and car model preference are related.
• C) The mean of age is the same as the mean of car model preference.
• D) No conclusion can be made.

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Definitions:

Hydrograph

A chart that displays the flow rate (discharge) over time at a certain location in a river, or any other flow-carrying channel or conduit.

Drainage Pattern

The arrangement of channels formed by the flow of water across the landscape, influenced by factors such as underlying rock types, topography, and climate.

Erosion Resistance

The ability of material or landform to withstand wear and transport by natural forces such as wind or water.

Fractures

Breaks in rocks along which there has been no significant movement parallel to the surfaces of the fracture.