Lowry {IAcsSPCR} | R Documentation |
Data from the Phase I multivariate data from Lowry, Woodall, Champ, and Rigdon
data(Lowry)
A data frame with 10 observations on the following 2 variables.
x1
a numeric vector containing values of quality characteristic x1
x2
a numeric vector containing values of quality characteristic x2
C. Lowry, W. Woodall, C. Champ, and S. Rigdon, "A Multivariate Exponentially Weighted Moving Average Control Chart", Technometrics (34),pp 46-53, 1992.
data(Lowry)