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Question 1 of 4
1. Question
Coloring by field is useful because
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Question 2 of 4
2. Question
Which is a more natural legend title?
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Question 3 of 4
3. Question
To understand the density of the points on a graph, you can use the argument alpha to
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Question 4 of 4
4. Question
Which color scheme would be best for categorical data? (top, middle, bottom set)
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