RotatabilityQ {MixedLevelRSDs} | R Documentation |
Calculates the measure of rotatability (measure Q, 0 <= Q <= 1) given by Draper and Pukelsheim(1990) for given design based on a second order model.
RotatabilityQ(design)
design |
Second order design matrix without intercept |
Rotatability measure Q
1) Norman R. Draper and Friedrich Pukelsheim(1990), <doi: 10.1080/00401706.1990.10484635>. "Another look at rotatability".
2) M. Hemavathi, Shashi Shekhar, Eldho Varghese, Seema Jaggi, Bikas Sinha & Nripes Kumar Mandal (2022)<doi: 10.1080/03610926.2021.1944213>." Theoretical developments in response surface designs: an informative review and further thoughts.".
## Not run:
library(MixedLevelRSDs)
RotatabilityQ(design)
## End(Not run)