TABLE 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.

-Referring to Table 12-9, the degrees of freedom of the test statistic are
A) 1.
B) 2.
C) 4.
D) 299.

Question

TABLE 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.
 
-Referring to Table 12-9, the degrees of freedom of the test statistic are
A) 1. 
B) 2. 
C) 4. 
D) 299.

Quizplus · Accepted Answer

The Answer of TABLE 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.
 
-Referring to Table 12-9, the degrees of freedom of the test statistic are
A) 1. 
B) 2. 
C) 4. 
D) 299.

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