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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is cumulative frequency?
💡 Hint: Think about how frequencies add up.
Question 2
Easy
If 5 students scored 50, 6 students scored 60, and 4 students scored 70, what is the cumulative frequency for the score of 60?
💡 Hint: Add all the frequencies before this score.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does cumulative frequency help us understand?
- It's just the frequency.
- It's a running total of frequencies.
- It has no usefulness.
💡 Hint: Think about how frequencies can accumulate.
Question 2
True or False: Cumulative frequency can help in drawing ogives.
- True
- False
💡 Hint: Recall what ogives represent again.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A class of students scored the following: 55, 60, 70, 70, 75, 80, 85. Construct a cumulative frequency table and use it to find the 90th percentile of the scores.
💡 Hint: Percentiles tell you the score below which a certain percentage lies.
Question 2
Create an ogive for the cumulative frequency data of ages: 1, 2, 2, 3, 3, 3, 4, 4, 5. Then, use the ogive to determine how many ages fall below the value of 3.
💡 Hint: Remember how to read ogives and interpolate values.
Challenge and get performance evaluation