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Averages

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Question 62

Here is a list of numbers.

13 18 14 21 x x\,x 13 18

The mean is 16.

a.

Find the value of xxx

[2]
b.

Find the range

[1]
c.

Andrew says, "The median is the middle number, so the median is 21."

Andrew is incorrect, explain why.

[1]
Markscheme

Averages Questions

  1. GCSE
  2. /Maths
  3. /Averages

201 exam-style questions on Edexcel GCSE Maths Averages. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank