TABLE 12-2
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.
$$\begin{array} { l |c c }
& \text { Male Celebrity } & \text { Female Celebrity } \
\hline\text { Identified product } & 41 & 61 \
\text { Could notidentify } & 109 & 89
\end{array}$$
-Referring to Table 12-2, the calculated test statistic is
A) 5.9418.
B) 6.1194.
C) -0.1006.
D) 0.00.

Question

TABLE 12-2 
 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.
 $$\begin{array} { l |c c } 
& \text { Male Celebrity } & \text { Female Celebrity } \
\hline\text { Identified product } & 41 & 61 \
\text { Could notidentify } & 109 & 89
\end{array}$$
-Referring to Table 12-2, the calculated test statistic is
A) 5.9418.
B) 6.1194.
C) -0.1006.
D) 0.00.

Quizplus · Accepted Answer

The test statistic is calculated using the chi-square test for independence. The observed frequencies are compared to expected frequencies under the assumption of independence, resulting in a chi-square value of 5.9418.

TABLE 12-2 Many Companies Use Well-Known Celebrities as Spokespersons

TABLE 12-2
Many Companies Use Well-Known Celebrities as Spokespersons