Mathematics for IGCSE & O level - Statistical Diagrams (Section 2 - No. 9)
How does the frequency density relate to the class width and frequency in a histogram?
Frequency Density = Frequency / Class Width
Frequency Density = Frequency * Class Width
Frequency Density = Class Width / Frequency
Frequency Density = Frequency
Explanation
Frequency density is calculated as frequency divided by the class width.