Mathematics for IGCSE & O level - Categorical, Numerical And Grouped Data (Section 1 - No. 10)
In the example of the school height data, what does the frequency represent?
The number of students with that exact height.
The range of heights.
The number of students whose heights fall within a certain class interval.
The sum of all the heights within a class interval.
คำอธิบาย
The frequency represents the number of students within a defined range of heights (class interval).