Use the Sample Data Below to Test Whether Car Colour

question 40

Essay

Use the sample data below to test whether car colour affects the likelihood of being in an accident.Use a 5% level of significance. $$\begin{array} { c | l c c } & \text { Red } & \text { Blue } & \text { White } \\\hline \begin{array} { c } \text { Car has been in } \\\text { accident }\end{array} & 28 & 33 & 36 \\\begin{array} { c } \text { Car has not been } \\\text { in accident }\end{array} & 23 & 22 & 30\end{array}$$

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Definitions:

Video Camera

A device capable of capturing moving images and audio, which can be stored digitally or on traditional media.

Natural Use Environment

The actual conditions and settings in which a product is used by consumers, as opposed to a controlled or artificial environment.

Focus Group

A research method that gathers a small, diverse group of people to discuss and provide feedback on a particular subject or product.

One-Way Mirror

A mirror that is reflective on one side and transparent on the other, often used in surveillance or research to observe people without being seen.