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Modal class — Edexcel GCSE Statistics Definition | GradeGen

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Statistics
Key terms
Modal class

GCSE Statistics · key term

Modal class

Definition

The class interval containing the greatest frequency in a grouped frequency table.

Used by Edexcel

How each exam board covers it

Edexcel GCSE Statistics · 1ST0

Specification 2b.01, 2b.03 · Paper 1, Paper 2

For a grouped table, report the modal class, the interval with the greatest frequency, rather than claiming to know one exact modal value.
Revise: Calculating averages for discrete and grouped data
The class interval with the highest frequency in a grouped frequency table.
Revise: Comparing central tendencies

Edexcel Statistics past papers

Exam tips

1
Give the modal class as a complete interval, not its frequency or midpoint.

Related key terms

Frequency
Measure of central tendency
Median
Mode
Arithmetic mean

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Cumulative frequency

Linear interpolation