film {EMSaov} | R Documentation |
Two days in a given month were randomly selected in which to run an experiment. three operators were selected at random from a large pool of available operators. The experiment consisted of measuring the dry-film thickness of varnish in mils for three different gate settings: 2, 4, and 6.
data("film")
A data frame with 36 observations on the following 4 variables.
thickness
a numeric vector
Gate
a numeric vector
Operator
a factor with levels A
B
C
Day
a numeric vector
Fundamental Concepts in the Design of Experiments (3rd ed.) - Charles R. Hicks
data(film)
## maybe str(film) ; plot(film) ...