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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the arithmetic mean of 5, 10, and 15?
💡 Hint: Add the numbers and divide by the count.
Question 2
Easy
Identify the median in the following set: 1, 3, 3, 6, 7, 8, 9
💡 Hint: Middle number in an ordered list.
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 mode in the set {1, 2, 3, 4, 4, 5}?
- 1
- 2
- 4
- 5
💡 Hint: Identify the number that appears more than once.
Question 2
True or False: The arithmetic mean is always the best measure of central tendency for skewed distributions.
- True
- False
💡 Hint: Think about how extreme values impact the mean.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have the following salaries: $50,000, $60,000, $65,000, $70,000, and $500,000. Calculate the mean and discuss how the outlier affects it.
💡 Hint: Remove the outlier and recalculate the mean for comparison.
Question 2
A dataset has the following ages: 15, 20, 20, 21, 22, 22, 25, 60. Determine both median and mode, and discuss any implications.
💡 Hint: Sort the ages and find the positioning for the median.
Challenge and get performance evaluation