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2.2 L: Data presentation and interpretation

2.2 L: Data presentation and interpretation

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Question 27

The ages, in months, of 15 cars on a forecourt are listed below in order.

3, 5, 6, 8, 8, 9, 11, 12, 14, 15, 17, 18, 20, 23, 293,\ 5,\ 6,\ 8,\ 8,\ 9,\ 11,\ 12,\ 14,\ 15,\ 17,\ 18,\ 20,\ 23,\ 293, 5, 6, 8, 8, 9, 11, 12, 14, 15, 17, 18, 20, 23, 29

Find the median, the lower quartile and the upper quartile of these ages.

[3]
Markscheme

2.2 L: Data presentation and interpretation Questions

  1. A Level
  2. /Maths
  3. /2.2 L: Data presentation and interpretation

244 exam-style questions on AQA A Level Maths 2.2 L: Data presentation and interpretation, covering 2.2.1 Single-variable data diagrams, 2.2.2 Scatter diagrams and correlation, 2.2.3 Central tendency, variation and standard deviation, 2.2.4 Outliers and cleaning data, and 2.2 L: Data presentation and interpretation. Each one has a worked solution and a mark scheme showing where the marks go.

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