Dissolving time versus level of impurities in aspirin tablets
Data for Exercise 10.51
Asprin
A data frame/tibble with 15 observations on two variables
time (in seconds) for aspirin to dissolve
impurity of an ingredient with levels 1%,
5%, and 10%
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
boxplot(time ~ impurity, data = Asprin,
col = c("red", "blue", "green"))Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.