Cumulative frequency graph
What Cumulative frequency graph means in Mathematics GCSE, as defined for AQA, Pearson Edexcel.
Definitions of Cumulative frequency graph
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Reference: Pearson Edexcel
A plot of a running total of frequencies against the upper class boundary of each interval, with the points joined by a smooth curve and used to estimate the median, quartiles and other percentiles.
Plots the running total against the upper class boundary, and from it you estimate the median, quartiles and interquartile range.
Topics that use Cumulative frequency graph
- Statistics (AQA GCSE)
- Statistics (Pearson Edexcel GCSE)
Related terms
Using Cumulative frequency graph in the exam
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