PB12Des {BsMD} | R Documentation |
12-run Plackett-Burman Design Matrix
Description
12-run Plackett-Burman design matrix.
Usage
data(PB12Des)
Format
A data frame with 12 observations on the following 11 variables.
- x1
- numeric vectors. Contrast factor.
- x2
- numeric vectors. Contrast factor.
- x3
- numeric vectors. Contrast factor.
- x4
- numeric vectors. Contrast factor.
- x5
- numeric vectors. Contrast factor.
- x6
- numeric vectors. Contrast factor.
- x7
- numeric vectors. Contrast factor.
- x8
- numeric vectors. Contrast factor.
- x9
- numeric vectors. Contrast factor.
- x10
- numeric vectors. Contrast factor.
- x11
- numeric vectors. Contrast factor.
Source
Box G. E. P, Hunter, W. C. and Hunter, J. S. (2004).
Statistics for Experimenters II. Wiley.
Examples
library(BsMD)
data(PB12Des,package="BsMD")
str(PB12Des)
X <- as.matrix(PB12Des)
print(t(X)%*%X)
[Package
BsMD version 0.6-5.2
Index]