4. Statistics and Probability
Cumulative Frequency Graphs — Quiz
Test your understanding of cumulative frequency graphs with 5 practice questions.
Practice Questions
Question 1
What is a cumulative frequency graph mainly used to show?
Question 2
A data set has class frequencies $4$, $7$, and $9$. What is the final cumulative frequency?
Question 3
On a cumulative frequency graph, what does the median represent?
Question 4
Why is a cumulative frequency graph usually drawn as a smooth increasing curve or line rather than as separate bars?
Question 5
A graph shows that the cumulative frequency at the upper boundary $30$ is $18$. What does this mean?