3.4 - Heatmap (correlation matrix)
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Practice Questions
Test your understanding with targeted questions
What does a heatmap represent?
💡 Hint: Think about how colors indicate relationships.
What is the purpose of annotations in a heatmap?
💡 Hint: What information do these numbers provide?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does a heatmap visualize?
💡 Hint: Focus on what the visual representation actually does.
True or False: Annotations in heatmaps add numerical values to the graphical representation.
💡 Hint: Think about how those numbers enhance understanding.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given a dataset with variables A, B, and C: A has a strong positive correlation with B and no correlation with C. Describe what insights can be drawn and how you would visualize this.
💡 Hint: Think about how to communicate these findings visually.
Create and interpret a heatmap for a fictional dataset that includes factors such as temperature, ice cream sales, and swimming pool attendance. Describe the correlations you would expect.
💡 Hint: Consider the everyday effects of weather on leisure activities.
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