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O-LevelMathematicsStatistics4024/11 · Oct/Nov 2015 · Q133 Marks

Each member of a group of 50 people was asked how many films they watched in a month. The results are shown in the table below. [Table: Numbers of films watched | Frequency; 0 | 5; 1 | 12; 2 | 13; 3 | 15; 4 | 4; 5 | 1]

  1. (a)Find the mode.[1]
  2. (b)Calculate the mean number of films watched in a month.[2]

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2015). The mark or mark type is shown in brackets.

  1. [1] (a) 3
  2. [2] (b) 2.08; or 2 2/25 or better and isw
  3. [2] M1 for numerical Σfx / 50

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About this question

Topic
Statistics, O-Level Mathematics (syllabus 4024). Structured question, 3 marks.
Source
O-Level Mathematics, Oct/Nov 2015 Paper 1 Variant 1, question 13.

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