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Edexcel IGCSEMathematicsGeneral Applications4 Marks

Here is a list of numbers: 2, 5, 5, 6, 8, 9, 10.

  1. (a)Find the median.[1]
  2. (b)Calculate the mean.[2]
  3. (c)Find the range.[1]

Mark scheme

Marking points from the official mark scheme. The mark or mark type is shown in brackets.

  1. Q8(a): B1 for 6
  2. Q8(b): M1 for adding all numbers and dividing by 7 (e.g. (2+5+5+6+8+9+10)/7)
  3. Q8(b): A1 for 6.43 or better (e.g. 45/7, 6.428...)
  4. Q8(c): B1 for 8 (from 10-2)

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About this question

Topic
General Applications, Edexcel IGCSE Mathematics. Structured question, 4 marks.

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