Display dataset
mpg
## # A tibble: 234 x 11
## manufac~ model displ year cyl trans drv cty hwy fl class
## <chr> <chr> <dbl> <int> <int> <chr> <chr> <int> <int> <chr> <chr>
## 1 audi a4 1.80 1999 4 auto(~ f 18 29 p comp~
## 2 audi a4 1.80 1999 4 manua~ f 21 29 p comp~
## 3 audi a4 2.00 2008 4 manua~ f 20 31 p comp~
## 4 audi a4 2.00 2008 4 auto(~ f 21 30 p comp~
## 5 audi a4 2.80 1999 6 auto(~ f 16 26 p comp~
## 6 audi a4 2.80 1999 6 manua~ f 18 26 p comp~
## 7 audi a4 3.10 2008 6 auto(~ f 18 27 p comp~
## 8 audi a4 qua~ 1.80 1999 4 manua~ 4 18 26 p comp~
## 9 audi a4 qua~ 1.80 1999 4 auto(~ 4 16 25 p comp~
## 10 audi a4 qua~ 2.00 2008 4 manua~ 4 20 28 p comp~
## # ... with 224 more rows
ggplot(mpg, aes(x=displ, y=hwy)) + geom_point()
And adjust size
ggplot(mpg, aes(x=displ, y=hwy, color=class)) + geom_point()
ggplot(mpg, aes(x=displ, y=hwy, color=manufacturer)) + geom_point() +
facet_grid(~class)