Six Sigma and Beyond: Statistical Process Control, Volume IV

O

Ogive curve, 57

Out-of-control conditions

distribution for, 299 “300

not capable process and, 231 “232

short-run charts for, 291 “292

special variation

cycle of points, 219

definition of, 215

description of, 215, 224 “225

points beyond control limits, 215 “217

run of seven points, 217

trend of seven points, 217 “219

unusual variation, 219 “221

unknown capable process and, 232, 234