I�ll bite ... Why can�t you calculate LSL/USL values from your control charts? We find that LSL/USL values generally are unknown.
If you are seeking a text on statistical analysis consider: "Statistical Process Control for Surface Mount Technology" (0967503396) William S. Messina, Ph.D., President, Data Sleuths, 8311 Via de Ventura #2075 Scottsdale, AZ 85258: 602-321-0549 Fax: 480-348-9636 datasleuth@yahoo.com "Statistical Methods For Testing, Development, and Manufacturing" [0471540358] FW Breyfogle, Wiley 1992 "Statistical Quality Control" [0070241627] EL Grant, RS Leavenworth, McGraw-Hill 1996
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