In data visualization, what does "data-ink ratio" refer to?
A. Proportion of ink used to represent data in a chart
B. Data cleaning
C. Choosing a color palette
D. Data summarization
Answer: Option A
A. Proportion of ink used to represent data in a chart
B. Data cleaning
C. Choosing a color palette
D. Data summarization
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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