ggplot2 (Wickham 2016)
Visualize observations using points
required aesthetics
x
y
optional aesthetics
alpha, colour, group, linetype, linewidth
**See also88
**Example88
worldbankdata |>
filter(Country == "Bangladesh") |>
filter(Year >= 2013 & Year <= 2021) |>
ggplot(aes(x=Year, y=Electricity)) +
geom_point() +
theme(axis.text.x = element_text(angle = 90, vjust = 0.5, hjust=1)) +
scale_x_continuous(breaks = 2013:2021) 
Package
ggplot2 (Wickham 2016)
Description
Connects the observations in the order in which they appear in the dataset.
Understandable aesthetics
required aesthetics
x
y
optional aesthetics
alpha, colour, group, linetype, linewidth
See also
a1 <- worldbankdata |>
filter(Country == "Bangladesh") |>
filter(Year >= 2013 & Year <= 2021) |>
ggplot(aes(x=Year, y=Electricity)) +
geom_path() +
theme(axis.text.x = element_text(angle = 90, vjust = 0.5, hjust=1)) +
scale_x_continuous(breaks = 2013:2021) +
ggtitle("a1: X-time dependent variable")
a2 <- worldbankdata |>
ggplot(aes(x=Electricity, y=Cooking)) +
geom_path() + ggtitle("a2: X-time independent variable")
a1|a2
Package
ggplot2 (Wickham 2016)
Description
Representing a vertical interval defined by ymin, ymax and point represent by y for different levels of x.
Understandable aesthetics
required aesthetics
x or y,
ymin or xmin,
ymax or xmax
optional aesthetics
alpha, colour, group, linetype, linewidth
See also
geom_line, geom_crossbar, geom_errorbar, geom_linerange
Example
Method 1
worldbankdata |>
group_by(Region) |>
summarise(min = min(Cooking, na.rm = TRUE), max=max(Cooking,
na.rm = TRUE),
median = median(Cooking, na.rm=TRUE)) |>
ggplot(aes(x = Region, y = median, ymin = min, ymax = max)) +
geom_pointrange() +
theme(axis.text.x = element_text(angle = 90, vjust = 0.5, hjust=1))
Method 2
ggplot(data = worldbankdata) +
geom_pointrange(
mapping = aes(x = Region, y = Cooking),
stat = "summary",
fun.min = min,
fun.max = max,
fun = median
) +
theme(axis.text.x = element_text(angle = 90, vjust = 0.5, hjust=1))Warning: Removed 6047 rows containing non-finite outside the scale range
(`stat_summary()`).
Package
ggplot2 (Wickham 2016)
Description
Create polygon given x and y values. This is similar to paths except that the start an end points are connected.
Understandable aesthetics
required aesthetics
x,
y
optional aesthetics
alpha, colour, fill, group, linetype, linewidth, subgroup
See also
Example
a1 <- worldbankdata |>
filter(Country == "Bangladesh") |>
filter(Year >= 2013 & Year <= 2021) |>
ggplot(aes(x=Year, y=Electricity)) +
geom_polygon() +
theme(axis.text.x = element_text(angle = 90, vjust = 0.5, hjust=1)) +
scale_x_continuous(breaks = 2013:2021) +
ggtitle("a1: X-time dependent variable")
a2 <- worldbankdata |>
ggplot(aes(x=Electricity, y=Cooking)) +
geom_polygon() + ggtitle("a2: X-time independent variable")
a1|a2
Package
ggpattern (FC, Davis, and ggplot2 authors 2023)
Description
Fill polygons with pattern
Understandable aesthetics
required aesthetics
x or y,
optional aesthetics
alpha, colour, fill, group, linetype, linewidth, subgroup, pattern_fill, pattern_fill_colour, pattern
See also
Example
a1 <- worldbankdata |>
filter(Country == "Bangladesh") |>
filter(Year >= 2013 & Year <= 2021) |>
ggplot(aes(x=Year, y=Electricity)) +
geom_polygon_pattern() +
theme(axis.text.x = element_text(angle = 90, vjust = 0.5, hjust=1)) +
scale_x_continuous(breaks = 2013:2021) +
ggtitle("a1: X-time dependent variable")
a2 <- worldbankdata |>
ggplot(aes(x=Electricity, y=Cooking)) +
geom_polygon_pattern(aes(fill=Region)) +
ggtitle("a2: X-time independent variable")
a1|a2