Practice - Common Mistakes to Avoid
Practice Questions
Test your understanding with targeted questions
What should you do before finding the median?
💡 Hint: Think of the definition of median.
What is the main difference between class limits and class marks?
💡 Hint: Look at how you define data ranges.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What must you do before finding the median?
💡 Hint: Think about which value is in the middle.
True or False: A histogram can have gaps between its bars.
💡 Hint: Consider how data is represented.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
You have the following data points: 23, 42, 18, 37, 50. Find the median.
💡 Hint: What do you need to do first?
Calculate the mean of the grouped data with classes: 0-10 (5), 10-20 (15), 20-30 (25).
💡 Hint: Don't forget to find the total frequency!
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.