3.3.1 - Heatmaps
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Practice Questions
Test your understanding with targeted questions
What is a heatmap used for?
💡 Hint: Think about how colors can show differences in data values.
Name one tool you can use to create heatmaps.
💡 Hint: Consider popular Python data visualization libraries.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary purpose of a heatmap?
💡 Hint: Think about what type of insights heatmaps provide.
True or False: Seaborn is a Python library exclusively for web-based visualizations.
💡 Hint: Consider where Seaborn's primary applications are found.
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Challenge Problems
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Given a dataset with at least ten features, create a heatmap using Seaborn to visualize correlations and interpret at least three insights from it.
💡 Hint: Look for color intensity; darker colors indicate stronger correlations.
How might you utilize heatmaps to improve feature selection while building a predictive model? Provide a structured approach.
💡 Hint: Consider which features add value versus those that overlap significantly.
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