ex11.10 {Devore6} | R Documentation |
Strength of concrete according to batch and test method
data(ex11.10)
A data frame with 30 observations on the following 3 variables.
A
B
C
1
2
3
4
5
6
7
8
9
10
Devore, J. L. (2003) Probability and Statistics for Engineering and the Sciences (6th ed), Duxbury
data(ex11.10) xtabs(strength ~ Batch + Method, data = ex11.10)