Frequency density
What Frequency density means in Mathematics GCSE, as defined for AQA, Eduqas, Pearson Edexcel.
Definitions of Frequency density
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Reference: Pearson Edexcel
The vertical axis value for a histogram with unequal class intervals, calculated as frequency ÷ class width, so that the area of each bar equals the frequency.
Equals frequency divided by class width, and must be used when class intervals are unequal so that area stays correct.
The frequency per unit of class width, calculated as Frequency ÷ Class Width.
Topics that use Frequency density
- Statistics (AQA GCSE)
- Statistics (Eduqas GCSE)
- Statistics (Pearson Edexcel GCSE)
Related terms
- Continuous Data
- Extrapolation
- Outlier
- box plot
- Cumulative frequency graph
- Discrete Data
- Histogram
- scatter graphs
Using Frequency density in the exam
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