Learning objective

Calculate the range of a small data set and an ungrouped frequency distribution by finding the difference between the greatest and least values.

Read the explanation, check the common trap, then practise with flashcards and questions.

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Exam focus

Read the explanation.
Check key terms.
Practise with linked questions.

Cambridge IGCSE StatisticsQuartiles, percentiles and measures of dispersion

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Quick explanation

Calculate the range of a small data set and an ungrouped frequency distribution by finding the difference between the greatest and least values

This point belongs to Quartiles, percentiles and measures of dispersion, especially Quartiles, percentiles and measures of dispersion outcomes.
You need to be able to calculate the range of a small data set and an ungrouped frequency distribution by finding the difference between the greatest and least values.
The key ideas to know are Calculate.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

Calculate

Why it matters

This objective helps connect Quartiles, percentiles and measures of dispersion outcomes to exam-style questions, flashcards, and revision notes for Quartiles, percentiles and measures of dispersion.

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