# Copy of Cumulative frequency graph and box plot

- Author:
- dbbanham, Mr Hardman

An example of a cumulative frequency graph and box plot drawn for a data set of exam marks. Where should the quartiles and median be?

What are the cumulative frequencies for the data?
What does the cumulative frequency graph look like?
Where should the median and quartiles be?
What is the interquartile range?
What would the box plot for this set of data look like?