Mathematics for IGCSE & O level - Statistical Diagrams (Section 5 - No. 48)
Which of the following would be appropriate uses of a cumulative frequency diagram?
To show the distribution of scores on a test.
To estimate the percentage of students who scored above a certain mark.
To compare the distribution of two different data sets.
To show the correlation between two variables
Giải thích
Cumulative frequency diagrams are well-suited for analyzing and comparing single-variable data distributions. Showing correlation requires a different type of diagram