Creating Boxplots in R
Download & Import Data-Set
https://github.com/r-programming-examples/data-sets/blob/master/Baseball%20Salaries%202011.xlsx
To import data see: R - Data Importing
Install Packages
To install packages see: R - Packages
Via graphics Package
boxplot(salaries$Salary, horizontal = TRUE, log = "x")

Via ggplot Package
ggplot(salaries, aes(x = factor(0), y = Salary)) +
geom_boxplot() +
xlab("") +
scale_x_discrete(breaks = NULL) +
scale_y_log10(labels = scales::dollar) +
coord_flip() +
geom_jitter(shape = 16, position = position_jitter(0.4), alpha = .3) +
stat_summary(fun.y = mean, geom = "point", shape = 23, size = 4, fill = "blue")

ggplot(salaries, aes(x = Position, y = Salary)) +
geom_boxplot() +
scale_y_continuous(labels = scales::dollar) +
coord_flip()
