andom d lliw 8.1.A process is in statistical control with Hent Unbupozno e Manual compre- annotated s to the = = 20 and s = 1.2. Specifications are at LSL = 16 and USL = 24. (a) Estimate the process capability with an appropriate process capability ratio. bered lidsdong (b) Items that are produced below s included al nswers to Exercises n the this book. 10) the lower specification limit must be scrapped, while items that are above the upper speci- fication limit can be reworked. acWhat proportion of the process output is scrap, and what pro- portion is rework? ba (c) Suppose that scrap is four times as expensive as rework. Does this suggest that moving the process center could reduce overall costs? What value of the process target would you recommend?