Practice - Data Analysis and Exploration
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Practice Questions
Test your understanding with targeted questions
What is the purpose of data analysis?
💡 Hint: Think of what we do with data before making decisions.
Name two types of visualizations used in data analysis.
💡 Hint: These tools help in seeing patterns or trends.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does data exploration primarily aim to uncover?
💡 Hint: Think about what you want to find in large datasets.
True or False: Correlation implies causation.
💡 Hint: Remember the classic saying: correlation does not equal causation.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given a dataset with daily website traffic and corresponding sales data, analyze the data to determine if there's a correlation and suggest why this might be important.
💡 Hint: Look for patterns in how traffic influences sales figures.
You are presented with anomalies in sales data indicating a sudden spike. Analyze potential reasons for this and how you would investigate further.
💡 Hint: Consider historical sales data and any promotional efforts.
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