Board: Incomes of board members from three different universities

In alanarnholt/BSDA: Basic Statistics and Data Analysis

Incomes of board members from three different universities

Description

Data for Exercise 10.14

Usage

Board

Format

A data frame/tibble with 7 observations on three variables

salary

1999 salary (in $1000) for board directors

university

a factor with levels A, B, and C

References

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

Examples

boxplot(salary ~ university, data = Board, col = c("red", "blue", "green"), 
        ylab = "Income")
tapply(Board$salary, Board$university, summary)
anova(lm(salary ~ university, data = Board))
## Not run: 
library(dplyr)
dplyr::group_by(Board, university) %>%
         summarize(Average = mean(salary))

## End(Not run)

alanarnholt/BSDA documentation built on Sept. 15, 2023, 4:55 a.m.