R4DS Ch. 3

geom_abline()

{ggplot2}

add vertical, horizontal, or diagonal reference lines

geom_smooth()

{ggplot2}

create smoothed lines to plot

group

{ggplot2}

argument for grouping data by variable

labs()

{ggplot2}

modify axis, legend, and plot labels

geom_polygon()

{ggplot2}

add layer of polygons to plot

geom_jitter()

{ggplot2}

add layer of jittered points to plot

geom_point()

{ggplot2}

add layer of points to plot

coord_quickmap()

{ggplot2}

set aspect ratio correctly for maps

coord_polar()

{ggplot2}

use polar coordinates

fill

{ggplot2}

argument for color of areas

position

{ggplot2}

argument for altering plot positioning

shape

{ggplot2}

argument for shape of points

geom_count()

{ggplot2}

add layer of points sized by count of overlapping points to plot

aes()

{ggplot2}

create aesthetic mappings between data and plot

color

{ggplot2}

argument for color of dots, lines, etc

coord_flip()

{ggplot2}

switch x and y axes

ggplot()

{ggplot2}

create a plotting area

linetype

{ggplot2}

argument for type of line

geom_boxplot()

{ggplot2}

add layer of boxplots to plot

alpha

{ggplot2}

argument for opacity of plot objects

coord_fixed()

{ggplot2}

force aspect ratio between data units on axes

stat_summary()

{ggplot2}

summarize y values for each x value

facet_grid()

{ggplot2}

create grid of subplots from multiple variables

geom_bar()

{ggplot2}

create bar chart

facet_wrap()

{ggplot2}

create subplots from one variable

size

{ggplot2}

argument for size of dots, lines, etc.

The end!