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Cambridge IGCSE Statistics practice

Paper 1 structured question: Measures of central tendency

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Measures of central tendency

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Paper 1Statistical Techniques4 marks

A small dataset of exam scores is given.

Data Table

Exam Scores

The table shows the scores of 5 students in an exam.

StudentScore
A56
B72
C68
D74
E60
  1. a

    Calculate the mean score.

    Aim for approximately 2 distinct marking points.

    [2]
  2. b

    Determine the median score.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 1 structured question: Measures of central tendency

Paper 1Statistical Techniques3 marks

Data Table

Ages of Participants

The table lists the ages of 6 participants in a study.

ParticipantAge
P123
P229
P331
P425
P529
P630
  1. a

    Calculate the mode of the ages.

    Aim for approximately 1 distinct marking point.

    [1]
  2. b

    Calculate the mean age.

    Aim for approximately 2 distinct marking points.

    [2]