Use the Following Information for Questions

Multiple Choice

Use the following information for questions:
A marketing research group shows three different television advertisements for the same product to each of sixty people to see if the ads are equally effective or not. Each participant is asked which of the three advertisements they believe is most effective. The following table summarizes the counts of how many people found each advertisement to be the most effective.
-The degrees of freedom for a chi-square test in this situation are

A) 1
B) 2
C) 3
D) 59