AVML 2012: <code>ggplot2</code>
Plotting principles We are here to learn the basics of ggplot2. ggplot2 will be useful for producing complex graphics relatively simply. It won't be of any use for figuring out what is a sensible, useful, or accurate plot. To get a good handle on those, I'd advise simply reading a lot about data visualization. Installation If you haven't already, take this opportunity to install the latest version
Package index
A layer combines data, aesthetic mapping, a geom (geometric object), a stat (statistical transformation), and a position adjustment. Typically, you will create layers using a geom_ function, overriding the default position and stat if needed. layer_geoms Layer geometry display geom_abline() geom_hline() geom_vline() Reference lines: horizontal, vertical, and diagonal geom_bar() geom_col() stat_cou
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