Leader {BSDA}

Leadership exam scores by age for employees on an industrial plant

Description

Data for Exercise 7.31

Usage

Leader

Format

A data frame/tibble with 34 observations on two variables

age

a character vector indicating age with values under35 and over35

score

score on a leadership exam

References

Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.

Examples

boxplot(score ~ age, data = Leader, col = c("gray", "green"))
t.test(score ~ age, data = Leader)