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GCSE Maths

Statistics

Grouped Frequency Tables

Grouped Frequency Tables

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Level 5–6
Foundation & Higher
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Key Points 

  • Organise continuous data into class intervals.

  • Each value belongs to one class only.

  • The class width may be equal or unequal.

  • Estimate the mean using class midpoints.

  • Used to draw histograms, cumulative frequency graphs and frequency polygons.


Keywords: grouped frequency table, class interval, class midpoint, grouped data, GCSE statistics.

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