With more than 30 paper published and 20 patents granted in both USA and China in the areas of industrial statistics, semiconductor equipment and processing, and metrology, as Distinguished MTS in SMIC, Dr. Frank Yang is responsible for providing statistical problem solving solutions for engineering projects, statistical consultation, writing and providing training of statistical courses to SMIC corporate wide. Ph. D Yang had once worked for Applied Materials and Intel (USA) in the areas of IC process development.
请注意几件事: 1. 有两种建立数据表的方法。一是用B1,B2,B3,B4及A1,A2,A3作为B的四个水平,及A的三个水平。二是用方教授的拟变量法,B1=1,B2=B3=B4=0 if B=B1. 表中只含B1,B2,及B3。它们为连续变量。JMP推荐的是第一种。
2. 做All Possible Model 做变量筛选时,选择 "Heredity Restriction".
我得到的最优方程与方教授书中的有点差别。从各项指标来看,我的应该更好些。