SCENARIO 12-9
Many Companies Use Well-Known Celebrities as Spokespersons in Their

question 80

Multiple Choice

SCENARIO 12-9
Many companies use well-known celebrities as spokespersons in their TV advertisements.A study was conducted to determine whether brand awareness of female TV viewers and the gender of the spokesperson are independent.Each in a sample of 300 female TV viewers was asked to identify a product advertised by a celebrity spokesperson.The gender of the spokesperson and whether or not the viewer could identify the product was recorded.The numbers in each category are given below. $$\begin{array} { r | | c c } & \text { Male Celebrity } & \text { Female Celebrity } \\\hline \hline \text { Identified product } & 41 & 61 \\\text { Could not identify } & 109 & 89\end{array}$$
-Referring to Scenario 12-9, which test would be used to properly analyze the data in this experiment?

• A)\(\chi\) 2 test for independence
• B)\(\chi\) 2 test for differences among more than two proportions
• C)Wilcoxon rank sum test for independent populations
• D)Kruskal-Wallis rank test

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Definitions:

Frequency

In the context of waves, it refers to the number of cycles or vibrations per unit of time, often measured in Hertz (Hz).

Photoreceptors

Cells in the retina of the eye that are sensitive to light and convert it into signals that can lead to visual perception.

Brightly Lit

An environment or area that is well illuminated with light, often used to describe spaces designed to enhance visibility.

Colors

Visual properties perceived by the eye and brain due to the way an object reflects or emits light, often evoking psychological and emotional responses.