Problem-Solving and Data AnalysisEasyMode of a short list
Problem-Solving and Data Analysis practice question
The shoe sizes sold by a shop during one hour were 7, 8, 8, 9, 10, 8, 7. What is the mode of these sizes?
Answer: 8
The mode is the value that appears most often. Size 8 appears three times; no other size appears more than twice.
Common wrong answers
- If you answered 3
- 3 is how many times the mode appears, not the mode itself.
- If you answered 7
- 7 appears twice, fewer times than 8.
- If you answered 8.14
- 8.14 is the mean, not the mode.
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