Practice Statistics - 7 | 7. Statistics | CBSE 9 AI (Artificial Intelligence)
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Statistics

7 - Statistics

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is data?

💡 Hint: Think about what data can turn into.

Question 2 Easy

Name one type of qualitative data.

💡 Hint: Consider categories that don't have numerical values.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What type of data is age classified as?

Qualitative
Quantitative
Categorical

💡 Hint: Think about whether you can measure it using numbers.

Question 2

True or False: Secondary data is always more reliable than primary data.

True
False

💡 Hint: Consider the source and timeliness when evaluating reliability.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Analyze the following dataset: 6, 8, 6, 7, 5, 5, 6, 9. What is the mean, median, and mode?

💡 Hint: Calculate for each one step-by-step!

Challenge 2 Hard

Create a frequency distribution table for the following weights recorded: 55, 60, 60, 65, 70, 70, 70, 75, 80.

💡 Hint: Count how often each weight appears and organize it.

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