Problem-Solving and Data AnalysisEasyWhy a park survey may not represent the town
Problem-Solving and Data Analysis practice question
A survey about a town's new park was given only to people using the park on a Saturday afternoon. Which of the following best explains why the results may not represent the opinions of the whole town?
- A. People using the park are more likely to approve of it than residents who do not use it.Correct
- B. Saturday is a weekend day.
- C. The survey was too short.
- D. The park is new.
Answer: A. People using the park are more likely to approve of it than residents who do not use it.
The sample is drawn from people who already chose to use the park.
Why the other answers are wrong
- B. Saturday is a weekend day.
- The day matters less than who was sampled.
- C. The survey was too short.
- Nothing is said about length.
- D. The park is new.
- Newness does not bias the sample.
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