Mathematics for IGCSE & O level - Statistical Diagrams (Section 6 - No. 34)
Which of the following correctly states the relationship between frequency and class width when using a histogram?
Frequency and class width have no relationship.
Frequency = Frequency Density / Class Width
Frequency = Frequency Density * Class Width
Class Width = Frequency * Frequency Density.
Giải thích
This is the equation of frequency density.