Cambridge IGCSE Statistics practice

Paper 1 structured question: Quartiles, percentiles and measures of dispersion

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Quartiles, percentiles and measures of dispersion

Exam-style question

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Paper 1Statistical Techniques2 marks

An ungrouped frequency distribution is provided: 4 (2 times), 7 (3 times), 10 (1 time).

Data Table

Calculate the range of the ungrouped frequency distribution.

a
Calculate Calculate the range of the distribution.
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Aim for approximately 2 distinct marking points.
[2]

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Paper 1Statistical Techniques2 marks

Description

Calculate the range of the data set {6, 9, 3, 12, 5}.

a
Calculate Calculate the range of the data set.
Your answer
Aim for approximately 2 distinct marking points.
[2]