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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a class interval?
💡 Hint: Think about how scores are categorized.
Question 2
Easy
How do you calculate the mid value of a class interval?
💡 Hint: What is the formula for finding an average?
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 is the purpose of the Direct Method?
- To find the median
- To compute average marks
- To categorize data
💡 Hint: Consider what we're trying to achieve with grouped data.
Question 2
The mid value is found by which of the following?
- True
- False
💡 Hint: Think back to how we computed mid values.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A class of 80 students scored between 0 to 70. Class intervals are 0-10, 10-20 up to 60-70 with respective frequencies. Calculate the average using the Direct Method.
💡 Hint: Don't forget to sum your mid values multiplied by frequencies.
Question 2
Discuss how you would approach analyzing a dataset with several outliers. How would this affect your average?
💡 Hint: Use examples to illustrate how averages can be affected by extreme values.
Challenge and get performance evaluation