Practice - Frequency Polygon
Practice Questions
Test your understanding with targeted questions
Calculate the class mark for the interval 40-50.
💡 Hint: Add the lower and upper limits and divide by 2.
What is the frequency of the interval 30-40 if you have a frequency table?
💡 Hint: Check the table for the frequency corresponding to the 30-40 interval.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is a frequency polygon used for?
💡 Hint: Think about the main purpose of graphical representations in statistics.
True or False: A frequency polygon can be created without using a histogram.
💡 Hint: Recall the steps to create a frequency polygon.
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Challenge Problems
Push your limits with advanced challenges
A company has employee categories and their respective employees as follows: Sales (10), HR (15), IT (5), Operations (20). Create a frequency polygon and analyze what this might suggest about staffing.
💡 Hint: Ensure you represent each category clearly on your graph.
Construct a frequency polygon and interpret it based on the following data: 5 students scored between 0-10, 15 students between 10-20, and 10 students between 20-30. What does the resulting polygon tell us?
💡 Hint: Look for the most elevated section in your polygon.
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Reference links
Supplementary resources to enhance your learning experience.