0580/22 May/Jun 2021, Question 4: Mean, Median, Mode and Range
Cambridge IGCSE Mathematics 0580 · Paper 22 (Extended) · Calculator · 1 mark
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The question, in short
Give a formula, in terms of k, for the spread from smallest to largest of k whole numbers that follow one another in order.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Solution · 1 mark
- 1Smallest = n, largest = n + k − 1
- 2Range = (n + k − 1) − n
- 3= k − 1
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