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O-LevelMathematicsStatistics4024/12 · Oct/Nov 2014 · Q32 Marks

In an experiment, a red die and a blue die were thrown 10 times. Each time, the score on the red die was subtracted from the score on the blue die. The results are given below. 5 -4 -3 4 0 2 -1 -3 3 -2 For these results, find

  1. (a)the median,[1]
  2. (b)the mean.[1]

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2014). The mark or mark type is shown in brackets.

  1. [1] (a) -0.5
  2. [1] (b) 0.1

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About this question

Topic
Statistics, O-Level Mathematics (syllabus 4024). Structured question, 2 marks.
Source
O-Level Mathematics, Oct/Nov 2014 Paper 1 Variant 2, question 3.

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