Leadership exam scores by age for employees on an industrial plant
Data for Exercise 7.31
Leader
A data frame/tibble with 34 observations on two variables
a character vector indicating age with values under35 and over35
score on a leadership exam
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
boxplot(score ~ age, data = Leader, col = c("gray", "green"))
t.test(score ~ age, data = Leader)Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.