0580/12 May/Jun 2021, Question 12: Stem-and-Leaf Diagrams
Cambridge IGCSE Mathematics 0580 · Paper 12 (Core) · Calculator · 3 marks
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The question, in short
From a stem-and-leaf diagram of times in minutes for 15 mathematics questions, complete a table giving the mode, median and range.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Solution · 3 marks
- 1Times in order: 3, 5, 6, 7, 7, 8, 8, 11, 12, 12, 13, 16, 16, 16, 20
- 2Mode = 16 min (appears three times)
- 3Median = 8th value of 15 = 11 min
- 4Range = 20 − 3 = 17 min
Answer| Mode | 16 | | Median | 11 | | Range | 17 |
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Also searched as: 0580/12/M/J/21 · 0580_s21_qp_12 · 0580 s21 12 · question 12.
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