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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the mean of the following data: 2, 3, 5, 7, and 10?
💡 Hint: Add all values together, then divide by the number of values.
Question 2
Easy
Define primary data.
💡 Hint: Think about examples where data is fresh and original.
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 measures how far values are spread from the mean?
- Mean
- Variance
- Mode
💡 Hint: Remember, it deals with deviation from the average.
Question 2
True or False: The mode can be defined as the value that appears most frequently in a dataset.
- True
- False
💡 Hint: Think about what represents frequency in data.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A company records the following sales over five weeks: $200, $250, $300, $450, $700. Determine the mean, median, mode, variance, and standard deviation.
💡 Hint: Use the formulas for mean, median, mode, variance, and standard deviation respectively for your calculations.
Question 2
Discuss how a government might use statistical analysis to adjust inflation rates. Provide a real-world context.
💡 Hint: Think of a recent policy change and its relationship to economic data.
Challenge and get performance evaluation