4.5 - Exploring Your Data
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Practice Questions
Test your understanding with targeted questions
What command would you use to get a summary of a DataFrame's structure?
💡 Hint: Think about the function that gives you structural insights.
How can you get the list of columns in your DataFrame?
💡 Hint: Look for the attribute associated with DataFrame that reveals its labels.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What function provides summary information about a DataFrame's structure?
💡 Hint: It's a basic function for understanding data layout.
True or False: df.describe() can only be used with categorical data.
💡 Hint: Remember what numerical summary statistics apply to.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given a DataFrame with hundreds of rows and columns, outline how you would proceed to explore and clean the data before analysis.
💡 Hint: Remember to consider every step in terms of shaping your dataset for modeling.
You're given a DataFrame where df.describe() shows a non-significant standard deviation for an age column. What steps should you take next?
💡 Hint: Think about what a low variance might indicate in terms of data quality.
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