milk: Milk Sweetness Study
In jhmaindonald/DAAG: Data Analysis and Graphics Data and Functions

Description Usage Format Source Examples

The milk data frame has 17 rows and 2 columns. Each of 17 panelists compared two milk samples for sweetness.

milk

This data frame contains the following columns:

four: a numeric vector consisting of the assessments for four units of additive
one: a numeric vector while the is the assessment for one unit of additive

J.H. Maindonald

print("Rug Plot - Example 1.8.1")
xyrange <- range(milk)
plot(four ~ one, data = milk, xlim = xyrange, ylim = xyrange, pch = 16)
rug(milk$one)
rug(milk$four, side = 2)
abline(0, 1)