Which data visualization type is commonly used to display hierarchical data as a set of nested rectangles?
A. Scatter plot
B. Treemap
C. Line chart
D. Heatmap
Answer: Option B
A. Scatter plot
B. Treemap
C. Line chart
D. Heatmap
Answer: Option B
What is the primary purpose of data visualization in data science?
A. Summarizing data
B. Communicating insights
C. Cleaning data
D. Storing data
A. Bar chart
B. Scatter plot
C. Histogram
D. Pie chart
A. Heatmap
B. Scatter plot
C. Bar chart
D. Pie chart
A. Rainbow
B. Viridis
C. Red-Blue
D. Random
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