10
QuizMultiple Choice

Designing a Study

Question 10 • FL-1200330-Algebra 2 CR

Pollsters take a survey of people at a ball game to collect and analyze data about favorite leisure activities of Star City’s residents. Would this study be biased? Why or why not?

Answer
A
No, it is not biased. The sample of people at the ball park is representative of Star City’s residents.
B
No, it is not biased. All people at the ball park will respond to the survey.
C
Yes, it is biased. Not all people at the ball park will respond to the survey.
D
Yes, it is biased. The sample of people at the ball park is not representative of Star City’s residents.

Explanation

Yes, the study is biased because people attending a ball game may not reflect all of Star City’s residents. They may be more interested in sports or share other traits that influence their leisure activities. Therefore, the sample is not representative of the city’s residents, which matches choice D.

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