An advertising firm wanted to target television advertisemen
An advertising firm wanted to target television advertisements for people who dine out often. The firm conducted a study in which 75 randomly selected people noted what they watched for a week, and then they were categorized according to the type of show they watched most. They also completed a questionnaire about how often they dine out, and were divided into those that do and do not dine out often. The results were:
Dine Out Often Group Dine Out Rarely Group
Quiz Shows: 3 Quiz Shows: 8
Sit Coms: 9 Sit Coms: 6
Movies: 7 Movies: 13
News: 8 News: 3
Soap Operas: 3 Soap Operas: 15
a) Conduct a Chi-Square Test for Independence to determine if
Solution
An advertising firm wanted to target television advertisements for people who dine out often. The firm conducted a study in which 75 randomly selected people noted what they watched for a week, and then they were categorized according to the type of show they watched most. They also completed a questionnaire about how often they dine out, and were divided into those that do and do not dine out often. The results were:
Dine Out Often Group Dine Out Rarely Group
Quiz Shows: 3 Quiz Shows: 8
Sit Coms: 9 Sit Coms: 6
Movies: 7 Movies: 13
News: 8 News: 3
Soap Operas: 3 Soap Operas: 15
