Problem-Solving and Data AnalysisEasyDirection of an association
Problem-Solving and Data Analysis practice question
A scatterplot shows that on days with higher temperatures, a café sells more iced drinks. Which of the following best describes the association between temperature and iced-drink sales?
- A. A positive associationCorrect
- B. A negative association
- C. No association
- D. A perfect association
Answer: A. A positive association
Both quantities rise together: positive.
Why the other answers are wrong
- B. A negative association
- A negative association would mean sales fall as temperature rises.
- C. No association
- There is a clear pattern.
- D. A perfect association
- A pattern in a scatterplot is not the same as a perfect one.
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