4MA1/1H Jun 2021, Question 14: Finding the Median and Quartiles
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 1H (Higher) · Calculator · 2 marks
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The question, in short
From the list of goals scored in water polo matches, work out the interquartile range and show all working clearly.
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Solution · 2 marks
- 1There are 11 values: the LQ is the 3rd value, the UQ is the 9th.
- 2Lower quartile = 9, upper quartile = 16
- 3IQR = 16 − 9 = 7
Answer7
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