Data for Exercise 5.112
GovernorA data frame/tibble with 50 observations on three variables
a character variable with values Alabama,
Alaska, Arizona, Arkansas, California,
Colorado, Connecticut, Delaware, Florida,
Georgia, Hawaii, Idaho, Illinois, Indiana,
Iowa, Kansas, Kentucky, Louisiana, Maine,
Maryland, Massachusetts, Michigan, Minnesota,
Mississippi, Missouri, Montana, Nebraska,
Nevada, New Hampshire, New Jersey, New Mexico,
New York, North Carolina, North Dakota, Ohio,
Oklahoma, Oregon, Pennsylvania, Rhode Island,
South Carolina, South Dakota, Tennessee, Texas,
Utah, Vermont, Virginia, Washington, West
Virginia, Wisconsin, and Wyoming
a factor indicating year
a numeric vector with the governor's salary (in dollars)
The 2000 World Almanac and Book of Facts.
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
boxplot(salary ~ year, data = Governor)
if (FALSE) {
library(ggplot2)
ggplot2::ggplot(data = Governor, aes(x = salary)) +
geom_density(fill = "pink") +
facet_grid(year ~ .) +
theme_bw()
}