### Q1: What is the primary purpose of data visualization in business intelligence?  
### Q2: How can scatter plots be utilized to show the relationship between two variables?  
### Q3: What are some potential drawbacks of using pie charts for data representation?  
### Q4: In what ways can data visualization enhance collaborative discussions within a team?  
### Q5: Why is it important to tailor visualizations to the preferences of your audience?  
### Q6: How can incorporating interactivity in dashboards improve user engagement?  
### Q7: What best practices should be followed to ensure that visualizations effectively tell a story?  
### Q8: How can you use heat maps to visualize customer engagement across different regions?  
### Q9: Reflect on how you would test and iterate visualizations based on user feedback.