课程: Data Visualization in R with ggplot2

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Working with axes

Working with axes

课程: Data Visualization in R with ggplot2

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Working with axes

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- [Instructor] In addition to modifying a plot's background, you'll often find yourself wanting to modify the Axes of a chart to better visualize the data. The axes of a plot provide an important frame of reference for the viewer, informing them what information is presented on the chart and the magnitude of that information. For example, by quickly looking at this chart, I can see that it's showing me the count of something by region, and that the South region is more than twice as big as the West region with over 400 things in the South region and less than 200 things in the West region. Now, this chart could be improved. For example, what are these things that we're counting? The word count doesn't really provide me with much information. Most of the plots that we create are two-dimensional plots that have an X and Y axis. The X axis runs from left to right and it shows horizontal position. In this example, the X axis is showing us the regions that each school is located in. This…

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