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0580/13 May/Jun 2025, Question 6: Mean, Median, Mode and Range

Cambridge IGCSE Mathematics 0580 · Paper 13 (Core) · Non-calculator · 4 marks

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The question, in short

For the seven call lengths 10, 22, 5, 7, 35, 8, 75 minutes, find the median and range, and convert 75 minutes into hours.

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Part (ai) · 2 marks

Find the median of the seven call lengths in minutes.

  1. 1In order: 5, 7, 8, 10, 22, 35, 75
  2. 2Middle (4th) value: median = 10

Answer10

Part (aii) · 1 mark

Find the range of the seven call lengths in minutes.

  1. 1Range = 75 − 5 = 70

Answer70

Part (b) · 1 mark

Convert the 75 minute call length into hours.

  1. 175 ÷ 60 = 1.25 hours (1 1/4 hours)

Answer1.25 or 1 1/4

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