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CAIE IGCSE Mathematics Core C9.2.3 Appreciate Restrictions on Drawing Conclusions From Given Data Questions

Practise Core CAIE IGCSE Mathematics by identifying extreme-value effects, qualifying statistical comparisons and explaining limits on conclusions.

Syllabus
2028–2030
Course
Mathematics 0580
Level
Core

Exam points

  • Identify when an average or range may be misleading because of extreme values or the data distribution.
  • Explain restrictions on conclusions drawn from a sample, graph or summary statistic.
  • Qualify comparisons of data sets by referring to the available evidence and its limitations.

CAIE IGCSE Mathematics Core C9.2.3 Appreciate Restrictions on Drawing Conclusions From Given Data Questions question 1

[Maximum number: 1]

Daryl records the number of hours in a week 8 people spend exercising.
5, 2, 1.5, 3, 18, 4.5, 2, 4

Explain why the mean may not be a suitable average to use.

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