ggplot2.Rd
ggplot()
initializes a ggplot object.
aes()
Aesthetic mappings describe how
variables in the data are mapped to visual properties (aesthetics) of
geoms.
geom_point()
The point geom is used to
create scatterplots.
geom_area()
For each x value,
geom_area()
displays a y interval defined by 0 and ymax (or 0 and xmax).
geom_smooth()
For detecting patterns in
data.
geom_boxplot()
The boxplot compactly
displays the distribution of a continuous variable.
facet_grid()
forms a matrix of panels
defined by row and column faceting variables.
facet_wrap()
wraps a 1d sequence of
panels into 2d.
vars()
Just like aes()
, vars()
is a quoting
function that takes inputs to be evaluated in the context of a dataset.
To learn more about ggplot2 https://r4ds.had.co.nz/index.html and http://www.cookbook-r.com/Graphs/