Problem-Solving and Data AnalysisEasySpotting an outlier
Problem-Solving and Data Analysis practice question
A data set is 3, 4, 4, 5, 40. Which value is an outlier?
- A. 40Correct
- B. 3
- C. 4
- D. 5
Answer: A. 40
40 lies far from the other values, which cluster between 3 and 5.
Why the other answers are wrong
- B. 3
- 3 is close to the other small values.
- C. 4
- 4 is the most common value.
- D. 5
- 5 is close to the others.
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