Ryan92 {IAcsSPCR} | R Documentation |
Data from the Phase I multivariate data from Ryan's Table 9.2 used in chapter 7 of An Introduction to Acceptance Sampling and SPC with R
data(Ryan92)
A data frame with 80 observations on the following 2 variables.
subgroup
a numeric vector containing subgroup numbers from 1 to 20
x1
a numeric vector containing values of quality characteristic x1
x2
a numeric vector containing values of quality characteristic x2
Statistical Methods for Quality Improvement, by Thomas P. Ryan, John Wiley and Sons Inc.
data(Ryan92)