Take Quiz Exit Qunz Instructions -_ Question 1 1 pts Statistical process control (SPC) provides a means of identifying O the process variables 0 the process attributes 0 common causes of variation 0 special causes as well as telling us when the process is in control and should be left alone. Next F Take Quiz Exit Ch 13 Pre-Class Quiz Started: Oct 10 at 10:57am Quiz Instructions Question 2 1 pts Find the control limits for the R-chart with R-bar = 27 and sample size of 12. O LCL = 0.283 and UCL = 1.717 O LCL = 6.912 and UCL = 47.088 O LCL = 7.641 and UCL = 46.359 O LCL = 3.396 and UCL = 20.604 Previous Next