What is the primary goal of "data annotation" in data visualization?
A. Add context to the chart
B. Make the chart more colorful
C. Add chartjunk
D. Slow down data analysis
Answer: Option A
A. Add context to the chart
B. Make the chart more colorful
C. Add chartjunk
D. Slow down data analysis
Answer: Option A
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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