2.1 - Mean (Average)
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Practice Questions
Test your understanding with targeted questions
Calculate the mean of these numbers: 4, 6, 8.
💡 Hint: Add the numbers and divide by how many there are.
Find the mean of 10, 20, 30, 40.
💡 Hint: What do you get when you add them all up?
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the mean of the numbers 2, 4, 6, 8?
💡 Hint: Find the total and divide by the count.
True or False: The mean is always the best measure of central tendency.
💡 Hint: Think about the role of outliers.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Calculate the mean of the following numbers: 10, 20, 30, 40, 100. Discuss how the outlier affects the result.
💡 Hint: Look at the difference made by the highest number.
In a company, employees' salaries are 30000, 32000, 31000, and one employee earns 100000. Calculate the mean salary and discuss its implications.
💡 Hint: Consider how the mean may not appropriately reflect employees' salaries.
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